CT TEMPORAL BONES C- (last updated 10/28/2020, last reviewed 10/28/2020)
INDICATION:
SERIES
- Axial bone (direct)
- Coronal bone (direct)
- Plane of Poschl reformats (R and L)
- Mags of each side - inner ear only (R and L)
| | Axial | Direct Coronal |
|
POSITIONING/MODE
|
Supine/helical |
Prone/helical |
|
kV/mA/rot time
|
120 kV/auto mA/<1 sec |
120 kV/auto mA/<1 sec |
|
DETECTOR COLLIMATION
|
6 x 0.75mm (S16) 16 x 0.3mm (D64) |
6 x 0.75mm (S16) 16 x 0.3mm (D64) |
|
SLICE THICKNESS
|
1mm |
1mm |
|
PITCH
|
<1 |
<1 |
|
KERNAL
|
U90u ultrasharp (bone) |
U90u ultrasharp (bone) |
|
SFOV
|
|
|
|
COVERAGE
|
entire mastoid |
inner ear only |
|
ACQUISITION
|
caudocranial |
caudocranial |
|
IV CONTRAST
|
none |
none |
|
POSTPROCESSING
|
Mags of each side - inner ear only Plane of Poschl (see below) |
|
Plane of Poschl