Specific Anatomic RegionLung mass
ApplicationR/O AVM; evaluate AVM
AuthorFishman EK
Reference SourcePersonal Communication
Scanner UsedSiemens Plus4 Volume Zoom
KV / mAs / Time per Rotation (sec)140/100/.5
Detector Collimation (mm)1
Slice Thickness (mm)1.25
Data Reconstruction Interval (mm)1
Table Speed (mm per rotation) / Pitch6/6
Oral ContrastN/A
IV Contrast Volume and Type120 cc of Omnipaque 350
Injection Rate3 cc/sec
Scan Delay (sec)30 sec
3D Technique UsedVolume rendering
3D volume rendering is ideal to detect the presence of an AVM as well as define its feeding and draining vessels. Axial images alone are not enough in these cases.