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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
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Author
Ghoelix
ID
317001
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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