Term
|
Definition
|
|
Term
Patient position
(Modified Law) |
|
Definition
Prone or seated upright
Tape Aurical forward |
|
|
Term
Part position
(Modified Law) |
|
Definition
| Head in true lateral w/affected side closer IR |
|
|
Term
Part position: IOML
(Modified Law) |
|
Definition
|
|
Term
Part position: Interpupillary line (IPL)
(Modified Law) |
|
Definition
|
|
Term
Part position: MSP
(Modified Law) |
|
Definition
|
|
Term
|
Definition
| 15º Caudal to midpoint of IR |
|
|
Term
|
Definition
| Mastoid tip closest to IR 1 inch posterior to EAM |
|
|
Term
CR Entrance
(Modified Law) |
|
Definition
| 2 inches posterior and superior to EAM |
|
|
Term
Structures shown 1
(Modified Law) |
|
Definition
| Mastoid air cells, lateral portion of petrous pyramid and TMJ anterior to to mastoid process |
|
|
Term
Structures shown 2
(Modified Law) |
|
Definition
| Superimposed IAM and EAM and Mastoid emissary vessel when present |
|
|
