Specific Anatomic RegionAbdominal aorta
ApplicationEvaluate AAA following stent repair
AuthorFishman EK
Reference SourcePersonal Communication
Scanner UsedSiemens Plus4 Volume Zoom
KV / mAs / Time per Rotation (sec)120/165/.5
Detector Collimation (mm)2.5 or 1
Slice Thickness (mm)3 or 1.25
Data Reconstruction Interval (mm)2 or 1
Table Speed (mm per rotation) / Pitch12.5/5 or 6/6
Oral Contrast750 cc of water
IV Contrast Volume and Type100-120 cc of Omnipaque 350
Injection Rate3 cc/sec
Scan Delay (sec)25-30 sec
3D Technique UsedVolume rendering
Protocols for certain stents require a non-contrast and delayed phase study, to look for subtle leaks from the graft.