Specific Anatomic RegionBone
ApplicationSuspected osteoid osteoma
AuthorFishman EK
Reference SourcePersonal Communication
Scanner UsedSiemens Plus4 Volume Zoom
KV / mAs / Time per Rotation (sec)120/90/.75
Detector Collimation (mm).5 or 1
Slice Thickness (mm)1 or 1.25
Data Reconstruction Interval (mm)1
Table Speed (mm per rotation) / Pitch1.5/3 or 3/3
Oral ContrastN/A
IV Contrast Volume and TypeN/A
Injection RateN/A
Scan Delay (sec)N/A
3D Technique UsedVolume rendering (as needed)
Comment:
This is called "ultra high res spiral" and is used typically for "small part scanning" like the wrist. It can also be used for focused exams like osteoid osteoma.