Specific Anatomic RegionLiver
ApplicationCarcinoid tumor staging (or other vascular primary tumor)
AuthorFishman EK
Reference SourcePersonal Communication
Scanner UsedSiemens Plus4 Volume Zoom
KV / mAs / Time per Rotation (sec)120/165/.5
Detector Collimation (mm)2.5
Slice Thickness (mm)3
Data Reconstruction Interval (mm)3-5
Table Speed (mm per rotation) / Pitch15 / 6
Oral Contrast750 cc of water
IV Contrast Volume and Type120 cc of Omnipaque 350
Injection Rate3 cc/sec
Scan Delay (sec)25 sec
3D Technique UsedN/A
Carcinoid tumors are hypervascular and may only be seen in the arterial phase. Dual phase studies can be done, but are usually of little additional value. Perhaps on the initial staging study, a dual phase exam can be done.