rectal cancer pacc 16

43
Do we need surgery in all rectal carcinoma patients? Mohamed Abdulla M.D. Prof. of Clinical Oncology Cairo University PACC 16 th – Cairo City Stars Intercontinental Thursday,

Upload: mohamed-abdulla

Post on 18-Jan-2017

123 views

Category:

Health & Medicine


1 download

TRANSCRIPT

Page 1: Rectal cancer pacc 16

Do we need surgery in all rectal carcinoma patients

Mohamed Abdulla MDProf of Clinical Oncology

Cairo University

PACC 16th ndash CairoCity Stars IntercontinentalThursday 28042016

Member of Advisory Board Consultant and Speaker forbull Amgen Astellas AstraZeneca Hoffman la Roche Janssen Cilag

Merck Serono Novartis Pfizer Mundipharmabull The content of this presentation does not relate to any product of a

commercial interest

Speaker Disclosures

Basic Facts

bull 2nd amp 3rd most common cancer in females amp malesbull 14 million new case and 694000 deathsbull Males gt Femalesbull Lowest rates in Africa amp South Central Asiabull Low SES 30 increased riskbull Rising incidence lt 50 years Left sided colon amp

rectal symptomatic amp advanced Poor outcomebull Sporadic gt Hereditary

Siegel RL Miller KD Jemal A Cancer statistics 2016 CA Cancer J Clin 2016 667 Ahnen DJ Wade SW Jones WF et al The increasing incidence of young-onset colorectal cancer a call to action Mayo Clin Proc 2014 89216

Principles

Surgery is the cornerstone in management

However

Local Recurrence Following Surgery Alone

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004

Adjuvant Radiation Therapy

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004

Cuthbert Dukes 1932 Nodes as a prognostic factor

Local Recurrence Better Insight

Circumferential Margins

Number Local Recurrence Rate

P

gt 2 mm 987 33 lt 00001

1 ndash 2 mm 100 85 002

lt 1 mm 227 131 008

Int J Radiation Oncology Biol Phys Vol 55 No 5 pp 1311ndash1320 2003

CRM or LNs

MURCERY Trial

Fiona et al JCO 20141(32) 34-46

Limitations of the TNM ndash T3 category forms 80 of rectal cancers

(J Natl Compr Canc Netw 2015131111ndash1119)

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 2: Rectal cancer pacc 16

Member of Advisory Board Consultant and Speaker forbull Amgen Astellas AstraZeneca Hoffman la Roche Janssen Cilag

Merck Serono Novartis Pfizer Mundipharmabull The content of this presentation does not relate to any product of a

commercial interest

Speaker Disclosures

Basic Facts

bull 2nd amp 3rd most common cancer in females amp malesbull 14 million new case and 694000 deathsbull Males gt Femalesbull Lowest rates in Africa amp South Central Asiabull Low SES 30 increased riskbull Rising incidence lt 50 years Left sided colon amp

rectal symptomatic amp advanced Poor outcomebull Sporadic gt Hereditary

Siegel RL Miller KD Jemal A Cancer statistics 2016 CA Cancer J Clin 2016 667 Ahnen DJ Wade SW Jones WF et al The increasing incidence of young-onset colorectal cancer a call to action Mayo Clin Proc 2014 89216

Principles

Surgery is the cornerstone in management

However

Local Recurrence Following Surgery Alone

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004

Adjuvant Radiation Therapy

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004

Cuthbert Dukes 1932 Nodes as a prognostic factor

Local Recurrence Better Insight

Circumferential Margins

Number Local Recurrence Rate

P

gt 2 mm 987 33 lt 00001

1 ndash 2 mm 100 85 002

lt 1 mm 227 131 008

Int J Radiation Oncology Biol Phys Vol 55 No 5 pp 1311ndash1320 2003

CRM or LNs

MURCERY Trial

Fiona et al JCO 20141(32) 34-46

Limitations of the TNM ndash T3 category forms 80 of rectal cancers

(J Natl Compr Canc Netw 2015131111ndash1119)

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 3: Rectal cancer pacc 16

Basic Facts

bull 2nd amp 3rd most common cancer in females amp malesbull 14 million new case and 694000 deathsbull Males gt Femalesbull Lowest rates in Africa amp South Central Asiabull Low SES 30 increased riskbull Rising incidence lt 50 years Left sided colon amp

rectal symptomatic amp advanced Poor outcomebull Sporadic gt Hereditary

Siegel RL Miller KD Jemal A Cancer statistics 2016 CA Cancer J Clin 2016 667 Ahnen DJ Wade SW Jones WF et al The increasing incidence of young-onset colorectal cancer a call to action Mayo Clin Proc 2014 89216

Principles

Surgery is the cornerstone in management

However

Local Recurrence Following Surgery Alone

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004

Adjuvant Radiation Therapy

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004

Cuthbert Dukes 1932 Nodes as a prognostic factor

Local Recurrence Better Insight

Circumferential Margins

Number Local Recurrence Rate

P

gt 2 mm 987 33 lt 00001

1 ndash 2 mm 100 85 002

lt 1 mm 227 131 008

Int J Radiation Oncology Biol Phys Vol 55 No 5 pp 1311ndash1320 2003

CRM or LNs

MURCERY Trial

Fiona et al JCO 20141(32) 34-46

Limitations of the TNM ndash T3 category forms 80 of rectal cancers

(J Natl Compr Canc Netw 2015131111ndash1119)

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 4: Rectal cancer pacc 16

Principles

Surgery is the cornerstone in management

However

Local Recurrence Following Surgery Alone

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004

Adjuvant Radiation Therapy

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004

Cuthbert Dukes 1932 Nodes as a prognostic factor

Local Recurrence Better Insight

Circumferential Margins

Number Local Recurrence Rate

P

gt 2 mm 987 33 lt 00001

1 ndash 2 mm 100 85 002

lt 1 mm 227 131 008

Int J Radiation Oncology Biol Phys Vol 55 No 5 pp 1311ndash1320 2003

CRM or LNs

MURCERY Trial

Fiona et al JCO 20141(32) 34-46

Limitations of the TNM ndash T3 category forms 80 of rectal cancers

(J Natl Compr Canc Netw 2015131111ndash1119)

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 5: Rectal cancer pacc 16

Local Recurrence Following Surgery Alone

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004

Adjuvant Radiation Therapy

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004

Cuthbert Dukes 1932 Nodes as a prognostic factor

Local Recurrence Better Insight

Circumferential Margins

Number Local Recurrence Rate

P

gt 2 mm 987 33 lt 00001

1 ndash 2 mm 100 85 002

lt 1 mm 227 131 008

Int J Radiation Oncology Biol Phys Vol 55 No 5 pp 1311ndash1320 2003

CRM or LNs

MURCERY Trial

Fiona et al JCO 20141(32) 34-46

Limitations of the TNM ndash T3 category forms 80 of rectal cancers

(J Natl Compr Canc Netw 2015131111ndash1119)

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 6: Rectal cancer pacc 16

Adjuvant Radiation Therapy

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004

Cuthbert Dukes 1932 Nodes as a prognostic factor

Local Recurrence Better Insight

Circumferential Margins

Number Local Recurrence Rate

P

gt 2 mm 987 33 lt 00001

1 ndash 2 mm 100 85 002

lt 1 mm 227 131 008

Int J Radiation Oncology Biol Phys Vol 55 No 5 pp 1311ndash1320 2003

CRM or LNs

MURCERY Trial

Fiona et al JCO 20141(32) 34-46

Limitations of the TNM ndash T3 category forms 80 of rectal cancers

(J Natl Compr Canc Netw 2015131111ndash1119)

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 7: Rectal cancer pacc 16

Cuthbert Dukes 1932 Nodes as a prognostic factor

Local Recurrence Better Insight

Circumferential Margins

Number Local Recurrence Rate

P

gt 2 mm 987 33 lt 00001

1 ndash 2 mm 100 85 002

lt 1 mm 227 131 008

Int J Radiation Oncology Biol Phys Vol 55 No 5 pp 1311ndash1320 2003

CRM or LNs

MURCERY Trial

Fiona et al JCO 20141(32) 34-46

Limitations of the TNM ndash T3 category forms 80 of rectal cancers

(J Natl Compr Canc Netw 2015131111ndash1119)

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 8: Rectal cancer pacc 16

Local Recurrence Better Insight

Circumferential Margins

Number Local Recurrence Rate

P

gt 2 mm 987 33 lt 00001

1 ndash 2 mm 100 85 002

lt 1 mm 227 131 008

Int J Radiation Oncology Biol Phys Vol 55 No 5 pp 1311ndash1320 2003

CRM or LNs

MURCERY Trial

Fiona et al JCO 20141(32) 34-46

Limitations of the TNM ndash T3 category forms 80 of rectal cancers

(J Natl Compr Canc Netw 2015131111ndash1119)

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 9: Rectal cancer pacc 16

CRM or LNs

MURCERY Trial

Fiona et al JCO 20141(32) 34-46

Limitations of the TNM ndash T3 category forms 80 of rectal cancers

(J Natl Compr Canc Netw 2015131111ndash1119)

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 10: Rectal cancer pacc 16

MURCERY Trial

Fiona et al JCO 20141(32) 34-46

Limitations of the TNM ndash T3 category forms 80 of rectal cancers

(J Natl Compr Canc Netw 2015131111ndash1119)

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 11: Rectal cancer pacc 16

Limitations of the TNM ndash T3 category forms 80 of rectal cancers

(J Natl Compr Canc Netw 2015131111ndash1119)

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 12: Rectal cancer pacc 16

(J Natl Compr Canc Netw 2015131111ndash1119)

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 13: Rectal cancer pacc 16

Total Mesorectal Excision (TME)

bull Removal of peri-rectal tissues involving lateral amp circumferential margins of mesorectal envelop

Dis Colon Rectum 2013 May56(5)535-50

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 14: Rectal cancer pacc 16

Total Mesorectal Excision (TME)

Clinical Colorectal Cancer Vol 4 No 4 233-240 2004N Engl J Med 2001345638 ndash 646

Adjuvant Radiation Therapy

LR = 24

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 15: Rectal cancer pacc 16

Adjuvant Chemoradiation in Stages II amp III Rectal Cancer

bull GITSGbull NCCTGbull NSABP R-01

N Engl J Med 1986 3151294FJ Natl Cancer Inst 1988 8021 N Engl J Med 1991 324709

Adjuvant Fluoroupyremidine

X 2 monthsCRT ndash 6 Weeks

Adjuvant Fluoroupyremidine

X 2 months

Adjuvant Therapy = 6 months

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 16: Rectal cancer pacc 16

Neoadjuvant Therapy The German Study A Shifting Concept

N Engl J Med 20043511731-40

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 17: Rectal cancer pacc 16

Slide 4

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 18: Rectal cancer pacc 16

Slide 3

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 19: Rectal cancer pacc 16

Slide 2

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 20: Rectal cancer pacc 16

Slide 6

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 21: Rectal cancer pacc 16

Slide 7

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 22: Rectal cancer pacc 16

Slide 9

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 23: Rectal cancer pacc 16

Slide 11

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 24: Rectal cancer pacc 16

Slide 12

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 25: Rectal cancer pacc 16

Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy

Gastrointest Cancer Res 149-56 copy2007 by International Society of Gastrointestinal Oncology

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 26: Rectal cancer pacc 16

Neoadjuvant TherapyThe Use of Capecitabine

The Cancer Journal bull Volume 13 Number 3 MayJune 2007

EQUIVALENT

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 27: Rectal cancer pacc 16

Neoadjuvant TherapyAdding Oxaliplatin

Curr Opin Oncol 2012 24441ndash447

bull ++ Toxicity amp -- Compliancebull Did not improve

1 R0 RR2 pCR3 Sphincter Preservation

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 28: Rectal cancer pacc 16

Neoadjuvant TherapyAdding EGFRVEGF Inhibition

Curr Opin Oncol 2012 24441ndash447

No Significant Added Benefit over Chemotherapy amp Higher G 3 amp 4

Adverse Events

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 29: Rectal cancer pacc 16

Neoadjuvant TherapyIndications

1 T3 ndash T4 Lesions The only definitive indication2 cT3N0 Should be treated (understaging)3 Depth of Extramural Invasion ndash T3 lesions (gt5 mm) ++ LNs involvement Higher Cancer

Specific Mortality (54 Versus 85)ndash Selection of high risk T3 for treatmentndash Approved outside US

4 T1 ndash 2 lesions with Positive Nodes5 Low situated lesions6 Invasion of mesorectal fasciaBr J Cancer 2000 821131wwwuptodatecom (September 2015)

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 30: Rectal cancer pacc 16

Neoadjuvant TherapyTreatment Outcome

Complete Response cCRpCR

bull 15 ndash 30bull Small amp Less

Advanced Lesionsbull 10 ndash 12 Weeks

bull Involution to flat scarbull DRE amp Endoscopybull Imaging

bull Endorectal USbull PET-CTbull MRI

bull ypT0N0

BIASED

NOT ACCEPTED

Martin R et al Surg Oncol Clin N Am 23 (2014) 113ndash125

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 31: Rectal cancer pacc 16

Neoadjuvant TherapyTreatment Outcome in Relation to pCR German Study

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 32: Rectal cancer pacc 16

Neoadjuvant TherapyImpact of Pathological CR

British Journal of Surgery 2012 99 918ndash928

Can we Avoid Surgery

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 33: Rectal cancer pacc 16

Can we Avoid Surgery

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 34: Rectal cancer pacc 16

Can we Avoid Surgery

JCO VOLUME 29 1113097 NUMBER 35 1113097 DECEMBER 10 2011

21 Patients pCR

Neoadjuvant CRTFor Stages II amp III Wait amp See

MRI Endoscopy amp Biopsy

Median Follow up =25 months

1 Patient LR Surgery

20 Pts Stages II amp III NAT pCR

Median Follow up =35 months

2 ndash Year DFS 91 2 ndash Year OAS 93

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 35: Rectal cancer pacc 16

Habr-Gama A Sao Juliao GP Perez RO Nonoperative manage ment of rectal cancer identifying the ideal patients Hematol Oncol Clin North Am 2015 29 135 151 [PMID 25475576 DOI 101016jhoc201409004]

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 36: Rectal cancer pacc 16

Predicting Pathologic CR Questions amp Debatesbull DRE Under estimationbull CT and ERUS Residual disease amp nodes (ypT0 LN +ve = 2

ndash 9)bull Timing of Assessment 6 or 12 or 6 amp 12 monthsbull CEA Cutoff Point = 27 ngml at 4 or 8 weeksbull Diffusion Weighted MRI Higher sensitivity and specificitybull Full Thickness Excision Biopsybull PET CT Scan 6 and 12 monthsbull Molecular Signature 33 amp 54 genes signatures

Chawla et al Am J Clin Oncol 201538534ndash540

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 37: Rectal cancer pacc 16

Neoadjuvant TherapyProblems with Current Practice

CRT 55 Weeks 6 wks TME

1 ndash 2 weeks 4-6 wks Adjuvant Cth

18 weeksbull Delayedbull Reducedbull Omitted

CRT TME Neodjuvant Chemoth

Neodjuvant Chemoth CRT TME

bull Total Neoadjuvant Therapy Paradigm

bull Better down-staging

bull Better pCR

bull Higher R 0 Resection Rates

Adopted from Deborah Schragrsquos Presentation at 2015 ASCO Annual Meeting

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 38: Rectal cancer pacc 16

The Art of Today

bull Radical resection remains the cornerstone in management regardless the achieved response

bull The identification of patients with pCR is challenging however patients should be informed about watch and wait strategy

bull Data showed higher incidence of relapse during the 1st year then becoming comparable to those following radical surgery intensive follow up during the 1st year

bull Adoption of MDT should be encouragedbull The need for more clinical trials is highly appreciated

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You
Page 39: Rectal cancer pacc 16

Thank You

  • Do we need surgery in all rectal carcinoma patients
  • Speaker Disclosures
  • Basic Facts
  • Principles
  • Local Recurrence Following Surgery Alone
  • Adjuvant Radiation Therapy
  • Cuthbert Dukes 1932 Nodes as a prognostic factor
  • Local Recurrence Better Insight
  • CRM or LNs
  • Slide 10
  • MURCERY Trial
  • Limitations of the TNM ndash T3 category forms 80 of rectal cance
  • Slide 13
  • Slide 14
  • Total Mesorectal Excision (TME)
  • Total Mesorectal Excision (TME) (2)
  • Adjuvant Chemoradiation in Stages II amp III Rectal Cancer
  • Neoadjuvant Therapy The German Study A Shifting Concept
  • Slide 19
  • Slide 20
  • Slide 21
  • Slide 22
  • Slide 23
  • Slide 24
  • Slide 25
  • Slide 26
  • Radiation + Chemotherapy are MANDATORY in Neoadjuvant Therapy
  • Neoadjuvant Therapy The Use of Capecitabine
  • Neoadjuvant Therapy Adding Oxaliplatin
  • Neoadjuvant Therapy Adding EGFRVEGF Inhibition
  • Neoadjuvant Therapy Indications
  • Neoadjuvant Therapy Treatment Outcome
  • Neoadjuvant Therapy Treatment Outcome in Relation to pCR Ger
  • Neoadjuvant Therapy Impact of Pathological CR
  • Can we Avoid Surgery
  • Can we Avoid Surgery (2)
  • Slide 37
  • Slide 38
  • Slide 39
  • Predicting Pathologic CR Questions amp Debates
  • Neoadjuvant Therapy Problems with Current Practice
  • The Art of Today
  • Thank You