Radiographs of skull and face.

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What views are performed for a Mandible Routine?
- PA Mandible
- AP Axial Mandible ( Townes )
- Axiolateral Mandible ( bi-lateral
What are the details for PA Mandible?
- 8x10 Vertical
- B or G
- 40" SID
- 70kV
- FMD
What structures are visualized on PA Mandible?
- Mandibular rami
- Lateral portion of body of mandible
What is the patient position for PA Mandible?
- Pt. prone or upright PA
- MSP ┴ to IR
- Lips centered to IR
- OML ┴ to IR
What is the CR angle and centering for PA Mandible?
- CR ┴
- Centered to IR
- Centered to pass through lips
If you cannot shoot a PA mandible on a supine patient in gurney or bed, what can you do?

Shoot mandible AP
What are the details for a AP Axial ( Townes ) Mandible?
- 8x10 Vertical
- B or G
- 40" SID
- 70kV
- FMD
What structures are visualized on AP Axial Mandible?
- Condyloid processes of mandible
- TM fossae
What is the patient position for AP Axial Mandible?
- Pt. supine or upright AP
- MSP ┴ to IR
- OML ┴ to IR
What is the CR angle and centering for AP Axial Mandible?
- CR 35° Caudad
- Centered to IR
- Centered to pass 1/2 way between EAM and Gonion
What are the details for Axiolateral Mandible?
- 8x10 Transverse
- B or G
- 40" SID
- 70kV
- FMO
What structures are seen on Axiolateral Mandible?

Body and rami of mandible.
What is the patient position for an Axiolateral Mandible?
- Patient supine or upright AP position
- Oblique Pt. body towards side being imaged
- Rotate Pt. head to true lateral with IR
- Have Pt. extend chin
What is the CR angle and centering for Axiolateral Mandible?
- CR 25° cephalad
- Centered to IR
- Centered to mandible closest to IR
What are some alternate patient-CR relationships for Axiolateral Mandible?
- Pt. head tilt 10° + CR 15° cephalad
- Pt. head tilt 15° + CR 10° cephalad
- Pt. head tilt 25° + CR ┴
Basically anything that will maintain a CR 25° cephalad to MSP of head relationship.
What is CR angle and centering for a PA axial mandible?
- CR 25° cephalad
- Center to IR
- Center to MSP
- Center to exit acanthion
Which structures are visualized on PA axial mandible?

Heads of condyles, elongated, visualized through mastoid processes.
What is the CR angle and centering for an SMV view of the mandibles?
- CR ┴
- Centered to MSP
- Centered to IR
- Centered to 1 1/2" below mandibular symphysis.
What anthropological line is = with IR for SMV view of mandible?

IOML = with IR
Which structures are demonstrated on SMV view of Mandible?
- Entire Mandible
- Coronoid Processes
- Condylar Processes

Author

Ghoelix

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Card Set

Radiographs of skull and face.

Description

Radiographs of skull, facial bones, zygomas, sinuses, orbits, mandible, TMJs, and mastoids.

Updated

2016-03-08T07:32:42Z

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