CT ABD/PEL C- (last updated 07/28/2015, last reviewed 02/07/2022)
INDICATIONS: Same as for CT Abd/Pel C+ with contraindication to IV contrast; or if specifically requested by referring MD. Evaluation for retroperitoneal bleed/hematoma can routinely be performed without IV and oral contrast.
SERIES
- 3mm Axial Soft Tissue
- 3mm Coronal Soft Tissue
- 3mm Sagittal Soft Tissue
| | |
|
POSITIONING/MODE
|
supine/helical |
|
kV/mA/rot time
|
per scanner protocol CareDose/iDose/ASIR Care kV 120 to 140 kVp </= 1 sec |
|
SLICE THICKNESS
|
3mm |
|
PITCH
|
0.6 to 1.2 |
|
KERNAL
|
std |
|
SFOV
|
300 to 350 mm |
|
COVERAGE
|
diaphragm -> pubic symphsis |
|
ACQUISITION
|
craniocaudal |
|
ORAL CONTRAST
|
Per Dept Protocol |
|
IV CONTRAST
|
none |
|
RESPIRATION
|
Inspiration |
|
POSTPROCESSING
|
3mm Cornal and Sagittal |
NOTES: Give1-2 cups of water just prior to scanning the patient in order to distend the stomach.
***For pediatric patients (<18 yo) follow ALARA principle and use pediatric specific technical parameters per respective CT scanner***