Specific Anatomic Region | Liver |
Application | Evaluate hepatic arterial anatomy for liver transplant |
Author | Winter TC III et al. |
Reference Source | Radiology 1995; 195:363-370 |
Scanner Used | GE HiSpeed Advantage |
Injection Rate | 5ml/sec |
Contrast Volume and Type | 180ml of Omnipaque 300 |
Area Scanned | Top to bottom of liver |
Scan Delay | 12sec (approx) |
Length of Spiral (time) | 30-35sec |
Slice Thickness | 3mm |
Table Speed/Pitch | 3-5mm/sec with a pitch of 1:1 to 1:7:1 |
Reconstruction Interval | 1mm |
3D Technique Used | MIP and shaded-surface display |
Comment: A test bolus of 20ml is injected at 5ml/sec. A single scan is chosen just above the celiac axis. After an 8sec delay, 14 one-second scans are obtained with a one-second interscan delay. In these patients we prefer a dual-phase Spiral CT. |