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)
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.