11. ADRENAL CT (r/o adrenal adenoma, r/o adrenal metastases)

KV / Effective mAs / Rotation time  120 / 130 / 0.5
Detector Collimation  1.5 mm
Slice Thickness  Non-contrast 2 mm, with contrast 2 mm
Pitch factor  0.75
Kernel (for initial reconstruction)  B30f
Increment  Non-contrast 2 mm, with contrast 2 mm
Image order  Cranial - Caudal
Oral Contrast  None
Intravenous Contrast  Isovue 300 - first run without IV contrast then measure HU of adrenal mass,
 If >10, give 100 cc Isovue. 18 - 22ga IV needed preferably in the AC.
 Injection Rate  2 - 3 cc second
 Scan Delay  60 seconds 2nd scan (acquisition)
 15 MINUTES 3rd Scan (acquisition)