Mandible and orbits
Download
1 / 19

Mandible and Orbits - PowerPoint PPT Presentation


  • 91 Views
  • Uploaded on

Mandible and Orbits. Things to know for mandible . 3 views AP, AP Axial, Axiolateral Page 404-406. Cassette. 8x 10 lengthwise. AP Mandible. Patient supine on table Midline with midline Tuck chin until the OML is perpendicular with IR No rotation or tilt.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'Mandible and Orbits' - jess


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript

Things to know for mandible
Things to know for mandible

  • 3 views

  • AP,

  • AP Axial,

  • Axiolateral

  • Page 404-406


Cassette
Cassette

  • 8x 10 lengthwise


Ap mandible
AP Mandible

  • Patient supine on table

  • Midline with midline

  • Tuck chin until the OML is perpendicular with IR

  • No rotation or tilt



What is seen
What is seen

  • Mandibular rami

  • Lateral portion of body


Ap axial
AP Axial

  • 8 x 10 lengthwise

  • Shield

  • Marker

  • [email protected]

  • Hold breath


Positioning
Positioning

  • Patient supine

  • Midline to midline

  • Tuck chin to OML is perpendicular

  • No rotation or tilt


CR is angled 35-40 Degrees Caudad

Entering at the Glabella

SID 40


What to look for
What to look for

  • Condyloid processes

  • Temporomandibular fossae


Axiolateral
Axiolateral

  • 8 x 10 Crosswise

  • 75 @ 5

  • Shield

  • Marker

  • Hold breath

  • Collimate to mandible


Positioning1
Positioning

  • Rotate the head in a lateral position. ( sometime body has to roll)

  • Side of interest on table.

  • Extend neck so no imposition of spine


CR is angled 25 degrees cephalad

Exit the region of interest

Sid 40


Seen on film
Seen on Film

  • Rami

  • Body

  • And mentum nearest the film


Orbits
Orbits

  • One View Rhese Method

  • 8x10

  • Shield

  • Marker

  • 80 @ 18

  • Hold breath

  • Collimate to area of interest


Positioning2
Positioning

  • Patient prone on table

  • Place patient’s chin, check and nose against table

  • The mid sagittal plane froms a 53 degrees angle with IR

  • Acanthiomeatal line perpendicualr to IR



Seen on film1
Seen on film

  • Optic canal

  • Optic foramen


ad