Specific Anatomic RegionKidney
ApplicationSuspected renal mass/Staging renal mass
AuthorFishman EK
Reference SourcePersonal Communication
Scanner UsedSiemens Plus4 Volume Zoom
KV / mAs / Time per Rotation (sec)120/165/.5 (dual phase)
Detector Collimation (mm)2.5 or 1
Slice Thickness (mm)3 or 1.25
Data Reconstruction Interval (mm)3-5 or 1
Table Speed (mm per rotation) / Pitch12.5 / 5 or 6 / 6
Oral Contrast750 cc of water
IV Contrast Volume and Type120 cc of Omnipaque 350
Injection Rate3 cc/sec
Scan Delay (sec)30-40 sec/80 sec
3D Technique UsedVolume rendering
  • Two phases are routinely obtained in these patients. We obtain a corticomedullary phase and then a delayed phase (180 sec). Both phases use the same scanning parameters.
  • 1 mm collimation is used in order to create 3D reconstructions with optimal detail.