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Chest CT Protocols

Standard CTA/CTV Cardiac

Chest CTA Thoracic Aorta Gated CTA Thoracic

Aorta

Chest Low Dose CTV Chest CTA Cardiac

Lung Screening CTA Pulmonary Arteries CTA Coronary

High Res Chest TAVR

Veran Chest (ENB) Calcium Scoring

Pulmonary Vein

Pulmonary Vein - Lariat

Protocol

CALCIUM SCORING

CALCIUM SCORING REVISED: 2/21/17

IV SIZE

IV CONTRAST

INJECTION RATE

PT POSITION SUPINE / FEET FIRST

LANDMARK GE STERNAL NOTCH

SIEMENS ABOVE SHOULDERS

BREATHING INSPIRATION

SCOUTS AP AND LATERAL

PARAMETER SCAN START CARINA

END BELOW HEART

DFOV 25

PREP GROUP

GE

SIEMENS

INDICATION INTERMEDIATE CHD RISK

ORAL PREP None

SCAN I- CINE THROUGH HEART

RECON • 2.5mm AXIAL RECONS – STANDARD ALGORITHM

REFORMAT ▪

3D POST PROCESSING CALCIUM SCORING

CALCIUM SCORING

16 SLICE – GE

This study is not scanned on the 16 Slice - GE scanner

CALCIUM SCORING

64 SLICE – GE VCT

PARAMETER SCAN*

SCAN TYPE CINE SEGMENT

ROTATION TIME 0.35 SEC

THICKNESS 2.5

PITCH

SPEED

INTERVAL 20.0

GANTRY TILT

SCAN FOV LARGE BODY

kVp 120

mA 430

NOISE INDEX

DOSE REDUCTION 40%

ASIR/MODE 30% / SEGMENT

RECON 1

ALGORITHM STANDARD

REFORMATS

RECON 2

THICK/INCR.

ALGORITHM

REFORMATS

ASiR/MODE

RECON 3

THICK/INCR.

ALGORITHM

REFORMATS

ASiR/MODE

Estimated CTDI 5.28

Estimated DLP 52.85

CALCIUM SCORING

196(2) – SIEMENS FORCE

PROTOCOL COMING SOON!!

Estimated CTDI

Estimated DLP

CTA CARDIAC

CTA CARDIAC REVISED: 2/21/17

IV SIZE 18g

IV CONTRAST 110cc OMNIPAQUE 350

INJECTION RATE 5cc/SEC


LANDMARK GE STERNAL NOTCH (GE) / ABOVE SHOULDERS ( SIEMENS)

SIEMENS



PARAMETER CTA START CARINA

END BELOW HEART

DFOV

PREP GROUP

GE

SIEMENS

INDICATION

1. AORTIC STENOSIS TAVR EVALUATION 2. CARDIAC VOLUMES/FUNCTION 3. CARDIAC MASS 4. CONGENITAL HEARD DISEASE PRE OR POST OP

EVALUATION

ORAL PREP NONE

SCAN 1. I+ CINE SCAN THROUGH HEART

RECON • 0.625mm STANDARD ALGORITHM

• 0.625mm STANDARD ALGORITHM (0-95% PHASES)

REFORMAT ▪

3D POST PROCESSING LV VOLUME RV VOLUME

CTA CARDIAC

16 SLICE – GE


CTA CARDIAC

64 SLICE – GE VCT

PARAMETER MIROI

**CTA (SNAPSHOT SEGMENT LARGE)

SCAN TYPE AXIAL FULL CARDIAC SEGMENT

ROTATION TIME 0.5 SEC 0.35 SEC

THICKNESS 5.0 0.625

PITCH 0.16:1

SPEED 6.40

INTERVAL 0.0 0.625

GANTRY TILT

SCAN FOV SMALL BODY CARDIAC LARGE

kVp 120 100

mA 150

ECG MODULATED TO 770

NOISE INDEX

DOSE REDUCTION 40% 10%

ASIR/MODE 40% / FULL

30% / SNAPSHOT SEGMENT

RECON 1

ALGORITHM STANDARD STANDARD

REFORMATS

RECON 2

THICK/INCR.

ALGORITHM

REFORMATS

ASIR/MODE

RECON 3

THICK/INCR.

ALGORITHM

REFORMATS

ASIR/MODE

Estimated CTDI 92.72

Estimated DLP 1141.06

CTA CARDIAC



Estimated CTDI

Estimated DLP

CTA CORONARY

CTA CORONARY REVISED: 2/21/17

IV SIZE 18g





SIEMENS



PARAMETER CALCIUM SCORING CTA START CARINA 2Omm ABOVE LAD

END BELOW HEART 20mm BELOW HEART

DFOV 25

PREP GROUP

GE MIROI + 14

SIEMENS

INDICATION

1. CORONARY ANOMALY 2. CORONARY ARTERY DISEASE 3. CHEST PAIN 4. ABNORMAL STRESS TEST

ORAL PREP NONE

SCAN 1. I- CINE THROUGH HEART 2. I+ CINE SCAN THROUGH HEART

RECON • 0.625mm STANDARD ALGORITHM

• 0.625mm STANDARD ALGORITHM (40-85% PHASES)

REFORMAT ▪

3D POST PROCESSING

CALCIUM SCORING CURVED REFORMATS – EACH CORONARY 3D CORONARIES 3D CORONARIES W/ TRANSPARENT HEART X-SECTION CORONARY

CTA CORONARY

16 SLICE – GE


CTA CORONARY

64 SLICE – GE VCT

PARAMETER *NON-CONTRAST MIROI

**CTA (SNAPSHOT SEGMENT LARGE)

SCAN TYPE CINE SEGMENT AXIAL FULL CARDIAC SEGMENT

ROTATION TIME 0.35 SEC 0.5 SEC 0.35 SEC

THICKNESS 2.5 5.0 0.625

PITCH 0.16:1

SPEED 6.40

INTERVAL 20.0 0.0 0.625

GANTRY TILT

SCAN FOV LARGE BODY SMALL BODY CARDIAC LARGE

kVp 120 120 100

mA 430 150

ECG MODULATED TO 770

NOISE INDEX

DOSE REDUCTION 40% 40% 10%

ASIR/MODE 30% / SEGMENT 40% / FULL


RECON 1

ALGORITHM STANDARD STANDARD STANDARD

REFORMATS

RECON 2

THICK/INCR.

ALGORITHM

REFORMATS

ASIR/MODE

RECON 3

THICK/INCR.

ALGORITHM

REFORMATS

ASIR/MODE



CTA CORONARY



Estimated CTDI

Estimated DLP

CTV CHEST

CTV CHEST REVISED: 2/21/17

IV SIZE 20g OR 18g





SIEMENS



PARAMETER CTV START ABOVE APICES

END BELOW ADRENAL GLANDS

DFOV <TO PATIENT>

PREP GROUP

GE 120 SEC

SIEMENS

INDICATION EVALUATE FOR ? SVC SYNDROME, VENA CAVA THROMBUS/TUMOR

ORAL PREP NONE

SCAN I+ 120 SEC DELAY

RECON • 3.75mm AXIAL RECONS – STANDARD ALGORITHM

• 3.75mm AXIAL RECONS - LUNG ALGORITHM

• 1.25mm AXIAL RECONS -STANDARD ALGORITHM

REFORMAT ▪ 3mm CORONAL AND SAGITTAL

3D POST PROCESSING

CTV CHEST

16 SLICE – GE

PARAMETER SCAN

SCAN TYPE HELICAL FULL


THICKNESS 3.75

PITCH 1.375:1

SPEED 27.50

INTERVAL 3.75

GANTRY TILT

SCAN FOV LARGE BODY

kVp 120

mA AUTO mA TO 440 W/

SMART mA

NOISE INDEX 19.51

DOSE REDUCTION

ASiR/MODE 40% / PLUS

RECON 1

ALGORITHM STANDARD

REFORMATS

RECON 2

THICK/INCR. 3.75 q 3.75

ALGORITHM LUNG

REFORMATS

ASiR/MODE 40% / FULL

RECON 3


ALGORITHM STANDARD

REFORMATS COR/SAG




CTV CHEST

64 SLICE – GE VCT

PARAMETER SCAN



THICKNESS 3.75

PITCH 0.984:1

SPEED 39.37

INTERVAL 3.75

GANTRY TILT

SCAN FOV LARGE BODY

kVp 120


SMART mA

NOISE INDEX 17.28

DOSE REDUCTION 40%


RECON 1

ALGORITHM STANDARD

REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS


RECON 3


ALGORITHM STANDARD

REFORMATS COR/SAG


Estimated CTDI 7.15


CTV CHEST



Estimated CTDI

Estimated DLP

CHEST LOW DOSE

CHEST LOW DOSE REVISED: 2/21/17

IV SIZE

IV CONTRAST

INJECTION RATE



SIEMENS



INDICATION EVAL OR F/U PULMONARY NODULE, BRONCHIECTASIS

ORAL PREP NONE

SCAN NON-CONTRAST

RECON • 2.5mm AXIAL RECON – STANDARD ALGORITHM

• 2.5mm AXIAL RECON – LUNG ALGORITHM

• 1.25mm AXIAL RECON – STANDARD ALGORITHM


3D POST PROCESSING VOLUME DOUBLING TIME (PULMONARY NODULE)

PARAMETER SCAN

START ABOVE APICES -- UNLESS OTHERWISE SPECIFIED

END BELOW ADRENAL GLANDS –

UNLESS OTHERWISE SPECIFIED

DFOV <TO PATIENT>

PREP GROUP

GE

SIEMENS

CHEST LOW DOSE

16 SLICE – GE

PARAMETER SCAN



THICKNESS 2.5

PITCH 1.375:1

SPEED 27.50

INTERVAL 2.5

GANTRY TILT

SCAN FOV LARGE

kVp 120

mA 100

NOISE INDEX

DOSE REDUCTION

ASiR/MODE 0% / PLUS

RECON 1

ALGORITHM STANDARD

REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS

ASiR/MODE 0% / FULL

RECON 3


ALGORITHM STANDARD

REFORMATS COR/SAG

ASiR/MODE 0% / PLUS

Estimated CTDI 3.40


CHEST LOW DOSE

64 SLICE – GE VCT

PARAMETER SCAN



THICKNESS 2.5

PITCH 0.984:1

SPEED 39.37

INTERVAL 2.5

GANTRY TILT

SCAN FOV LARGE BODY

kVp 120


SMART mA

NOISE INDEX 12.75

DOSE REDUCTION

ASIR/MODE 0% / PLUS

RECON 1

ALGORITHM STANDARD

REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS

ASiR/MODE 0% / FULL

RECON 3


ALGORITHM STANDARD

REFORMATS COR/SAG

ASiR/MODE 0% / PLUS

Estimated CTDI 3.07

Estimated DLP 90.99

CHEST LOW DOSE



Estimated CTDI

Estimated DLP

CHEST

CHEST REVISED: 2/21/17

IV SIZE


INJECTION RATE



SIEMENS



PARAMETER SCAN START ABOVE APICES

END BELOW ADRENAL GLANDS

DFOV <TO PATIENT>

PREP GROUP

GE 25 SEC

SIEMENS

INDICATION

ORAL PREP NONE

SCAN 25 SEC AFTER INJECTION STARTS





3D POST PROCESSING

CHEST

16 SLICE – GE

PARAMETER SCAN



THICKNESS 3.75

PITCH 1.375:1

SPEED 27.50

INTERVAL 3.75

GANTRY TILT

SCAN FOV LARGE BODY

kVp 120


SMART mA

NOISE INDEX 19.51

DOSE REDUCTION


RECON 1

ALGORITHM STANDARD

REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS


RECON 3


ALGORITHM STANDARD

REFORMATS COR/SAG




CHEST

64 SLICE – GE VCT

PARAMETER SCAN



THICKNESS 3.75

PITCH 0.984:1

SPEED 39.37

INTERVAL 3.75

GANTRY TILT

SCAN FOV LARGE BODY

kVp 120


SMART mA

NOISE INDEX 17.28

DOSE REDUCTION 40%

ASIR/MODE 40% / PLUS

RECON 1

ALGORITHM STANDARD

REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS ASiR/MODE 40% / FULL

RECON 3


ALGORITHM STANDARD

REFORMATS


Estimated CTDI 7.15


CHEST



Estimated CTDI

Estimated DLP

GATED THORACIC AORTA

GATED CTA THORACIC AORTA REVISED: 2/21/17

IV SIZE 18g OR 20g


INJECTION RATE 4-5cc/SEC

PT POSITION SUPINE / FEET FIRST / ECG MONITOR

ATTACHED


SIEMENS



PARAMETER CTA START ABOVE APICES

END BELOW DIAPHRAGM

DFOV <TO PATIENT>

PREP GROUP

GE SMART PREP @ ARCH

SIEMENS

INDICATION SINUS OF VALSALVA ANEURYSM; WHEN REQUESTED TO MINIMIZE AORTIC PULSATION ARTIFACT BY AORTIC ROOT

ORAL PREP NONE

SCAN I+ ARTERIAL PHASE CHEST





3D POST PROCESSING 3D ROTATION AORTA MIP ROTATION AORTA MAX VESSEL MEASUREMENT


16 SLICE – GE

This study is not scanned on 16 Slice - GE Scanner


64 SLICE – GE VCT

PARAMETER SMART PREP CTA

SCAN TYPE CARDIAC SEGMENT


THICKNESS 2.5

PITCH 0.16:1

SPEED 6.40

INTERVAL 2.5

GANTRY TILT

SCAN FOV CARDIAC LARGE

kVp 100

mA 10 ECG MODULATED mA TO

700

NOISE INDEX

DOSE REDUCTION 40%

ASiR/MODE 40% / SNAPSHOT SEGMENT

RECON 1

ALGORITHM STANDARD

REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS ASiR/MODE 50% / SNAPSHOT SEGMENT

RECON 3


ALGORITHM STANDARD

REFORMATS COR/SAG







Estimated CTDI

Estimated DLP

HIGH RES CHEST

HIGH RES CHEST REVISED: 2/21/17

IV SIZE

IV CONTRAST

INJECTION RATE

PT POSITION SUPINE / PRONE / FEET FIRST


SIEMENS

BREATHING INSPIRATION / EXPIRATION / INSPIRATION


PARAMETER SUPINE INSPIRATION SUPINE

EXPIRATION PRONE

INSPIRATION START ABOVE APICES ABOVE APICES ABOVE APICES

END BELOW DIPAHRAGM BELOW DIAPHRAGM BELOW DIAPHRAGM

DFOV <TO PATIENT> <TO PATIENT> <TO PATIENT>

PREP GROUP

GE

SIEMENS

INDICATION INTERSTITIAL LUNG DISEASE

ORAL PREP NONE

SCAN 1. I- SUPINE INSPIRATION 2. I- SUPINE EXPIRATION 3. I- PRONE INSPIRATION

RECON

• 3.75mm AXIAL RECON – STANDARD ALGORITHM (SUPINE INSPIRATION

• 3.75mm AXIAL RECON – LUNG ALGORITHM ( SUPINE INSPIRATION)

• 1.25mm AXIAL RECON – CHEST ALGORITHM (SUPINE INSPIRATION)

• 1.25 q 10mm AXIAL RECON – BONE ALGORITHM (ALL)

REFORMAT ▪ 3mm CORONAL AND SAGITTAL (SUPINE

INSPIRATION)

3D POST PROCESSING

HIGH RES CHEST

16 SLICE – GE

PARAMETER SUPINE

INSPIRATION SUPINE

EXPIRATION PRONE

INSPIRATION

SCAN TYPE HELICAL FULL AXIAL FULL AXIAL FULL


THICKNESS 3.75 1.25 1.25

PITCH 1.375:1

SPEED 27.50

INTERVAL 3.75 10 10

GANTRY TILT

SCAN FOV LARGE LARGE LARGE

kVp 120 120 120


SMART mA AUTO mA TO 100 W/

SMART mA AUTO mA TO 100 W/

SMART mA

NOISE INDEX 15.43 25.39 25.39

DOSE REDUCTION

ASiR/MODE 30% / PLUS 30% / FULL 30% / FULL

RECON 1

ALGORITHM STANDARD BONE BONE

REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS


RECON 3


ALGORITHM CHEST

REFORMATS COR/SAG


RECON 4

THICK/INCR. 1.25 q 10

ALGORITHM BONE

REFORMATS




HIGH RES CHEST

64 SLICE – GE VCT

PARAMETER SUPINE INSPIRATION SUPINE EXPIRATION PRONE INSPIRATION

SCAN TYPE HELICAL FULL AXIAL FULL AXIAL FULL


THICKNESS 3.75 1.25 1.25

PITCH 1.375:1

SPEED 27.50

INTERVAL 3.75 10.0 10.0

GANTRY TILT

SCAN FOV LARGE BODY LARGE BODY LARGE BODY

kVp 120 120 120


SMART mA AUTO mA TO 100 W/ SMART


SMART mA

NOISE INDEX 13.58 23.59 23.59

DOSE REDUCTION 30% 30% 30%

ASIR/MODE 30% / PLUS 30% / FULL 30% / FULL

RECON 1

ALGORITHM STANDARD BONE BONE

REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS


RECON 3


ALGORITHM CHEST

REFORMATS COR/SAG


RECON 4


ALGORITHM BONE


Estimated CTDI 6.93


HIGH RES CHEST



Estimated CTDI

Estimated DLP

LUNG SCREENING

LUNG SCREENING REVISED: 2/21/17

IV SIZE

IV CONTRAST

INJECTION RATE



SIEMENS




END BELOW DIAPHRAGM

DFOV <TO PATIENT>

PREP GROUP

GE

SIEMENS

INDICATION LUNG CANCER SCREENING. ASYMPTOMATIC BUT AT HIGH RISK FOR LUNG CANCER

ORAL PREP NONE

SCAN NON-CONTRAST




REFORMAT ▪ 3mm CORONAL AND SAGITTAL ▪ 8mm AXIAL MIP

3D POST PROCESSING

LUNG SCREENING

16 SLICE – GE

PARAMETER SCAN



THICKNESS 2.5

PITCH 1.375:1

SPEED 27.50

INTERVAL 2.5

GANTRY TILT

SCAN FOV LARGE

kVp 120

mA

40mA (110-155 lbs) 80mA (155-200 lbs)

120mA (200-265 lbs)

NOISE INDEX

DOSE REDUCTION

ASiR/MODE 0% / FULL

RECON 1 ALGORITHM STANDARD

REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS

ASiR/MODE 0% / FULL

RECON 3


ALGORITHM STANDARD

REFORMATS COR/SAG /8MM AXIAL

MIP

ASiR/MODE 0% / FULL

Estimated CTDI 1.36 / 2.72 / 4.08

Estimated DLP 38.01 / 76.01 / 114.02

LUNG SCREENING

64 SLICE – GE VCT

PARAMETER SCAN



THICKNESS 2.5

PITCH 0.984:1

SPEED 39.37

INTERVAL 2.5

GANTRY TILT

SCAN FOV LARGE BODY

kVp 120

mA

40mA (110-155 lbs) 80mA (155-200 lbs)

120mA (200-265 lbs)

NOISE INDEX

DOSE REDUCTION

ASiR/MODE 0% / FULL

RECON 1

ALGORITHM STANDARD

REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS

ASiR/MODE 0% / FULL

RECON 3


ALGORITHM STANDARD

REFORMATS COR/SAG /8MM MIP

ASiR/MODE 0% / FULL

Estimated CTDI 1.51 / 3.07 / 4.61

Estimated DLP 45.48 / 90.97 / 136.45

LUNG SCREENING



Estimated CTDI

Estimated DLP

CTA PULMONARY ARTERIES

CTA PULMONARY ARTERIES REVISED: 2/21/17

IV SIZE 18g OR 20g

IV CONTRAST 95cc OMNIPAQUE




SIEMENS




END BELOW DIAPHRAGM

DFOV <TO PATIENT>

PREP GROUP

GE MIROI + 4

SIEMENS

INDICATION PULMONARY EMBOLISM, PULMONARY AVM

ORAL PREP NONE

SCAN FIRST PASS (ARTERIAL PHASE) SCAN TIMED OFF THE PULMONARY ARTERIES

RECON



• 0.625mm or 1.25mm AXIAL RECON – CHEST ALGORITHM

REFORMAT ▪ 3mm MIP CORONAL AND SAGITTAL

3D POST PROCESSING


16 SLICE – GE

PARAMETER MIROI* CTA

SCAN TYPE AXIAL FULL HELICAL FULL


THICKNESS 5.0 2.5

PITCH 0.938:1

SPEED 18.75

INTERVAL 0.0 2.5

GANTRY TILT

SCAN FOV LARGE LARGE

kVp 120 100

mA 40 AUTO mA TO 420 W/

SMART mA

NOISE INDEX 18.26

DOSE REDUCTION

ASiR/MODE 0% / FULL 40% / PLUS

RECON 1


REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS


RECON 3


ALGORITHM CHEST

REFORMATS 3 X 1.5 MIP COR/SAG





64 SLICE – GE VCT

PARAMETER MIROI CTA



THICKNESS 5.0 2.5

PITCH 0.984:1

SPEED 39.37

INTERVAL 0.0 2.5

GANTRY TILT

SCAN FOV LARGE BODY LARGE BODY

kVp 120 100


SMART mA

NOISE INDEX 15.86


ASIR/MODE 20% / FULL 40% / PLUS

RECON 1


REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS


RECON 3


ALGORITHM CHEST

REFORMATS 3 X 1.5 MIP COR/SAG







Estimated CTDI

Estimated DLP

PULMONARY VEIN – LARIAT PROTOCOL

PULMONARY VEIN – LARIAT PROTOCOL REVISED: 2/21/17

IV SIZE 18g





SIEMENS




END BELOW DIPAHGRAM

DFOV <TO PATIENT>

PREP GROUP

GE MIROI +12

SIEMENS

INDICATION LT ATRIAL APPENDAGE LIGATION PLANNING

ORAL PREP NONE

SCAN FIRST PASS PULMONARY VEIN PHASE TIMED OFF THE LEFT ATRIUM



• 1.25mm AXIAL RECON – CHEST ALGORITHM


3D POST PROCESSING

3D ROTATION PULMONARY VEIN CURVED REFORMAT LEFT ATRIAL APPENDAGE NECK AND MAX DIAMETER MEASUREMENTS LT

ATRIAL APPENDAGE


16 SLICE – GE

PARAMETER *MIROI CTA



THICKNESS 5.0 1.25

PITCH 0.938:1

SPEED 18.75

INTERVAL 0.0 1.25

GANTRY TILT


kVp 120 100


SMART mA

NOISE INDEX 25.60

DOSE REDUCTION


RECON 1


REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS


RECON 3


ALGORITHM CHEST

REFORMATS COR/SAG





64 SLICE – GE VCT




THICKNESS 5.0 1.25

PITCH 0.984:1

SPEED 39.37

INTERVAL 0.0 1.25

GANTRY TILT


kVp 120 100


SMART mA

NOISE INDEX 22.43

DOSE REDUCTION 40%


RECON 1


REFORMATS

RECON 2


ALGORITHM LUNG


RECON 3


ALGORITHM CHEST

REFORMATS COR/SAG







Estimated CTDI

Estimated DLP

PULMONARY VEIN

PULMONARY VEIN REVISED: 2/21/17


END BELOW DIAPHRAGM

DFOV <TO PATIENT>

PREP GROUP

GE MIROI + 8 SEC

SIEMENS

INDICATION PULMONARY VEIN ISOLATION / PULMONARY VEIN MAPPING / ATRIAL FIBRILATION ABLATION PLANNING

ORAL PREP NONE

SCAN LATE ARTERIAL PHASE – TIMING OFF PULMONARY VEIN PLUS 8 SECONDS



• 1.25mm AXIAL RECON – CHEST ALGORITHM


3D POST PROCESSING

3D ROTATION PULMONARY VEIN AXIAL/CORONAL NECK MEASUREMENTS RT/LT

SUPERIOR/INFERIOR VEIN, COMMON ORIGIN(S), AND AP/CC/RL LEFT ATRIUM

IV SIZE 18g





SIEMENS



PULMONARY VEIN

16 SLICE – GE




THICKNESS 5.0 1.25

PITCH 0.938:1

SPEED 18.75

INTERVAL 0.0 1.25

GANTRY TILT


kVp 120 100


SMART mA

NOISE INDEX 25.60

DOSE REDUCTION


RECON 1


REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS


RECON 3


ALGORITHM CHEST

REFORMATS COR/SAG




PULMONARY VEIN

64 SLICE – GE VCT




THICKNESS 5.0 1.25

PITCH 0.984:1

SPEED 39.37

INTERVAL 0.0 1.25

GANTRY TILT


kVp 120 100


SMART mA

NOISE INDEX 22.43

DOSE REDUCTION 40%


RECON 1


REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS


RECON 3


ALGORITHM CHEST

REFORMATS COR/SAG




PULMONARY VEIN



Estimated CTDI

Estimated DLP

TAVR

TAVR REVISED: 2/21/17

IV SIZE 18g



PT POSITION SUPINE / FEET FIRST / ECG MONITOR

ATTACHED


SIEMENS



PARAMETER HEART C/A/P START ABOVE CARINA ABOVE APICES

END THROUGH HEART BELOW FEMORAL

BIFURCATION

DFOV 25 <TO PATIENT>

PREP GROUP

GE MIROI + 12 SEC

SIEMENS

INDICATION PRE TAVR

ORAL PREP NONE

SCAN 1. HEART 2. ARTERIAL PHASE CHEST/ABDOMEN/PELVIS

RECON

• 0.625mm AXIAL RECON – STANDARD ALGORITHM (HEART)

• 0.625mm AXIAL RECONS – STANDARD ALGORITHM 0-95% PHASES (HEART)

• 2.5mm AXIAL RECONS – STANDARD ALGORITHM (C/A/P)

• 0.625mm AXIAL RECONS – STANDARD ALGORITHM (C/A/P)

• 3.75mm AXIAL RECONS – LUNG ALGORITHM (C/A/P)

• 3.75mm AXIAL RECON – STANDARD ALGORITHM (C/A/P)

REFORMAT ▪ 3mm CORONAL AND SAGITTAL (C/A/P)

3D POST PROCESSING

VALVE MEASUREMENTS 3D ROTATION OF TAA/AAA CURVED REFORMATS AORTA/RT ILIAC/LT ILIAC THIN MIP DOUBLE OBLIQUE CELIAC/SMA/RENAL

ARTERIES/IMA ORIGINS ACCESS MEASUREMENTS

TAVR

16 SLICE – GE

This study is not scanned on 16 Slice - GE Scanner

TAVR

64 SLICE – GE VCT

PARAMETER MIROI GROUP 1 (HEART) GROUP 2 (C/A/P)

SCAN TYPE AXIAL FULL CARDIAC SEGMENT HELICAL FULL


THICKNESS 5.0 0.625 2.5

PITCH 0.16:1 0.984:1

SPEED 6.40 39.37

INTERVAL 0.0 0.625 2.5

GANTRY TILT

SCAN FOV SMALL BODY CARDIAC LARGE LARGE BODY

kVp 120 100 100

mA 20

ECG MODULATED TO 750 AUTO mA TO 700 W/ SMART

mA

NOISE INDEX 11.05


ASIR/MODE 0% / FULL


40% / PLUS

RECON 1

ALGORITHM STANDARD STANDARD STANDARD

REFORMATS

RECON 2


ALGORITHM STANDARD

REFORMATS COR/SAG

ASiR/MODE 40% / PLUS-E

RECON 3


ALGORITHM LUNG

REFORMATS


RECON 4


ALGORITHM STANDARD

REFORMATS


RECON 5


ALGORITHM STANDARD

REFORMATS PHASE 5-95 (10)




TAVR



Estimated CTDI

Estimated DLP

CTA THORAX

CTA THORACIC AORTA REVISED: 2/21/17

IV SIZE 18g OR 20g


INJECTION RATE 4-5cc/SEC



SIEMENS




END BELOW DIAPHRAGM

DFOV <TO PATIENT>

PREP GROUP

GE SMART PREP

SIEMENS

INDICATION AORTIC PATHOLOGY

ORAL PREP NONE

SCAN I+ SMART PREP TIMED

RECON

• 2.5mm AXIAL RECONS - STANDARD ALGORITHM

• 3.75mm AXIAL RECONS LUNG ALGORITHM

• 0.625mm or 1.25mm AXIAL RECONS – STANDARD ALGORITHM


3D POST PROCESSING

3D ROTATION AORTA CURVED REFORMAT AORTA MAX VESSEL DIAMETER W/ 0* AND 90* VIEWS OF

AORTA

CTA THORAX

16 SLICE – GE




THICKNESS 2.5

PITCH 1.375:1

SPEED 27.50

INTERVAL 2.5

GANTRY TILT

SCAN FOV LARGE

kVp 100


SMART mA

NOISE INDEX 15.62

DOSE REDUCTION


RECON 1

ALGORITHM STANDARD

REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS


RECON 3


ALGORITHM STANDARD

REFORMATS COR/SAG




CTA THORAX

64 SLICE – GE VCT




THICKNESS 2.5

PITCH 0.984:1

SPEED 39.37

INTERVAL 2.5

GANTRY TILT

SCAN FOV LARGE BODY

kVp 100


SMART mA

NOISE INDEX 12.73

DOSE REDUCTION 50%

ASIR/MODE 50% / PLUS

RECON 1

ALGORITHM STANDARD

REFORMATS

RECON 2


ALGORITHM LUNG

REFORMATS


RECON 3


ALGORITHM STANDARD

REFORMATS COR/SAG

ASiR/MODE 50% / PLUS-E



CTA THORAX



Estimated CTDI

Estimated DLP

VERAN CHEST

VERAN CHEST (ENB) REVISED: 2/21/17

IV SIZE

IV CONTRAST

INJECTION RATE

PT POSITION SUPINE / FEET FIRST / ARMS UP / ARMS DOWN

/ VERAN PADS PLACED ON CHEST


SIEMENS

BREATHING INSPRATION / EXPIRATION


PARAMETER ARMS UP INSPIRATION ARMS DOWN EXPIRATION

START ABOVE APICES ABOVE APICES

END BELOW DIAPHRAGM BELOW DIAPHRAGM

DFOV <TO PATIENT> <TO PATIENT>

PREP GROUP

GE

SIEMENS

INDICATION ELECTROMAGNETIC NAVIGATIONAL BRONCHOSCOPY PLANNING

ORAL PREP NONE

SCAN 1. I- ARMS UP INSPIRATION 2. I- ARMS DOWN EXPIRATION

RECON

• 0.625mm AXIAL RECON – STANDARD ALGORITHM (BOTH)

• 3.75mm AXIAL RECON – STANDARD ALGORITHM (ARMS UP INSPIRATION)

REFORMAT ▪

3D POST PROCESSING

VERAN CHEST

16 SLICE – GE

PARAMETER INSPIRATION/ARMS

UP EXPIRATION/ARMS

DOWN

SCAN TYPE HELICAL FULL HELICAL FULL


THICKNESS 0.625 0.625

PITCH 0.938:1 0.938:1

SPEED 9.37 9.37

INTERVAL 0.500 0.500

GANTRY TILT


kVp 120 120

mA 180 mA (BMI < 25) 270 mA (BMI < 25)

180 mA (BMI < 25) 270 mA (BMI < 25)

NOISE INDEX

DOSE REDUCTION

ASIR/MODE 0% / PLUS 0%/ PLUS

RECON 1


REFORMATS

RECON 2


ALGORITHM STANDARD

REFORMATS


Estimated CTDI 18.40 / 30.00

Estimated DLP 519.08 / 855.75

VERAN CHEST

64 SLICE – GE VCT

PARAMETER INSPIRATION/ARMS

UP EXPIRATION/ARMS

DOWN

SCAN TYPE HELICAL FULL HELICAL FULL


THICKNESS 0.625 0.625

PITCH 0.984:1 0.984:1

SPEED 39.37 39.37

INTERVAL 0.500 0.500

GANTRY TILT


kVp 120 120

mA 180 mA (BMI < 25) 270 mA (BMI < 25)

180 mA (BMI < 25) 270 mA (BMI < 25)

NOISE INDEX

DOSE REDUCTION

ASiR/MODE 0% / PLUS 0% / PLUS

RECON 1


REFORMATS

RECON 2


ALGORITHM STANDARD

REFORMATS


Estimated CTDI 13.81 / 20.72

Estimated DLP 409.32 / 613.99

VERAN CHEST



Estimated CTDI

Estimated DLP

chest ct protocols - geisel school of medicine · chest ct protocols standard cta/ctv cardiac chest...

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