1/15/2012 class

Jug Handle ViewJug Handle View

R

X

Jug Handle ViewJug Handle View

R

Zygomatic Arches- Zygomatic Arches- SMVSMV (jughandle view)(jughandle view)

Temporal Temporal process of process of zygomazygoma

Zygomatic Zygomatic archarch

zygomatic zygomatic process of process of temporal temporal bonebone

Note technique considerably reduced!R

Note difference in technique between SMV - Note difference in technique between SMV - skullskull and SMV - and SMV - zygomatic archzygomatic arch

A B

Zygomatic arches-Zygomatic arches- SMVSMV

Similar to position for Similar to position for skull or sinus skull or sinus SMVSMV

CRCR perpendicular to perpendicular to IOML,between IOML,between arches, 1” posterior to arches, 1” posterior to outer canthusouter canthus

Tilt image receptor if Tilt image receptor if possiblepossible

Zygomatic arches- SMVZygomatic arches- SMVEvaluation CriteriaEvaluation Criteria

No rotation of No rotation of headheadArches free Arches free from from superimposition superimposition of overlying of overlying structuresstructuresArches Arches symmetricsymmetricArches not Arches not burnedburned out out

You make the Call!You make the Call!

Depression fx. Left zygomatic arch

RR

One advantage of cats:One advantage of cats:

What do you do when you get a patient What do you do when you get a patient with with flat cheekbones or depression fx.flat cheekbones or depression fx. ? ?

SingleSingle

Zygomatic Zygomatic Arch –Arch –

tangentialtangential

projectionprojection

R

Single Zygomatic ArchSingle Zygomatic Arch -tangential projection -tangential projection

L RL

SingleSingle Zygomatic Arch- Zygomatic Arch-Tangential projectionTangential projection

CR to side of CR to side of interest, perp. To interest, perp. To IOMLIOML

Tilt top of head Tilt top of head 15 15 degreesdegrees away away from from side of interestside of interest

? Rotate midsagital ? Rotate midsagital plane15 degrees plane15 degrees towards towards side of side of interestinterest

BilateralBilateral

Single Zygomatic ArchTangential projection

Salvador Dali-Salvador Dali- how many women?how many women?

7

Zygomatic ArchesZygomatic Arches--AP AxialAP Axial

OccipitalOccipitalMandibleMandibleZygomatic Zygomatic archarch

MandibleMandible

Zygomatic ArchZygomatic Arch--AP AxialAP Axial

Similar to Similar to Towne, Towne, except CR except CR enters at enters at glabella glabella instead of 2” instead of 2” aboveaboveCR 30 deg. CR 30 deg. Caudad to Caudad to OMLOML

AP AxialAP Axial Zygomatic ArchesZygomatic ArchesEvaluation CriteriaEvaluation Criteria

No rotationNo rotation

Arches project Arches project laterally off ramilaterally off rami

Collimation and Collimation and reduced reduced techniquetechnique

--more than just a place to rest your glasses?more than just a place to rest your glasses?

Nasal bonesNasal bones

Paired bones making up superior Paired bones making up superior bony wall of nasal cavity –bony wall of nasal cavity –

bridge of nosebridge of nose

Along with Along with lacrimallacrimal bones bones, , thinnest and most fragilethinnest and most fragile bones of bones of

entire human body !!entire human body !!

Nasal BonesNasal Bones

LateralLateral Nasal bones Nasal bones

Naso-frontal sutureNaso-frontal suture

(nasion)(nasion)

Nasal boneNasal bone

Anterior nasal spineAnterior nasal spine

A

B

C

R

Projections for Projections for NasalNasal Series Series

LateralLateral

WatersWaters

Tangential?Tangential?

Nasal bones-Nasal bones-lateral lateral projectionprojection

2 2 exposures on exposures on one film? one film? (No (No longer- algorithm longer- algorithm can’t process on can’t process on digital)digital)

8x10 8x10 lengthwiselengthwiseCR CR perpendicular perpendicular to bridge of to bridge of nose, 1/2” nose, 1/2” distal to distal to nasionnasionClose Close collimationcollimation

L R

X

Nasal bones-Nasal bones-laterallateral projection projection

L RR

Nasal bones-Nasal bones-laterallateral projection projection

Did you know dogs have a sense of smell Did you know dogs have a sense of smell 10,00010,000 to to 100,000100,000 x greater than humans? x greater than humans?

Can detect Can detect CANCERCANCER patients by sniffing patients by sniffing urine- at a rate urine- at a rate 3x 3x expected by chanceexpected by chance

Probably due to Probably due to abnormal proteins in abnormal proteins in urineurine

How to communicate?How to communicate?

Dogs Sniffing BreathDogs Sniffing Breath

After short, intensive training, 5 Labrador After short, intensive training, 5 Labrador retrievers and 2 Portuguese water dogsretrievers and 2 Portuguese water dogs

In a double blind study sniffed 55 Pts with In a double blind study sniffed 55 Pts with lung cancer, 31 with breast cancer 83 lung cancer, 31 with breast cancer 83 healthy peoplehealthy people

90 % success rate 90 % success rate

Able to detect early stagesAble to detect early stages

Hoping to create electronic deviceHoping to create electronic device

When dealing with When dealing with drunkdrunk, , disoriented, dimdisoriented, dim or or uncooperatiaveuncooperatiave patients, the need for patients, the need for

immobilization may require creative use of immobilization may require creative use of available equipment-available equipment-

Nasal Bones-Nasal Bones-Parieto-acanthialParieto-acanthial projection projection

DemonstratesDemonstrates displacement of bony displacement of bony nasal septum nasal septum ((Vomer Vomer and perp. Plate of ethmoid)and perp. Plate of ethmoid)

depressed fx’s of depressed fx’s of nasal wingsnasal wings

R

Nasal bonesNasal bones- Tangential projection- Tangential projection

skulls 033a.jpg

Doesn’t work well on children, large foreheads, protruding front teeth, concave faces

NasalNasal BonesBones-Tangential projection-Tangential projection

Nasal bones -TangentialNasal bones -Tangential

If you had If you had no occlusal no occlusal

film--film--

What is the proper medical term forWhat is the proper medical term for “nosejob”?“nosejob”?

Rhinoplasty!

Does it help?Does it help?

King of all RhinoplastyKing of all Rhinoplasty

Rare condition known asRare condition known as““Penis Proboscus”Penis Proboscus”

“Sure, kids made fun of me when I was young, but now I love itwhen I have a cold. It feels so good when you blow my nose!”

!

You think You think you work with old equipment?you work with old equipment?

From a book published 1941From a book published 1941