Toshiba 64 Sparrow
Liver Mass (“3 phase”)
INDICATIONS: Primary liver cancers (HCC and cholangiocarcinomas) including
cancer screening in cirrhosis patients, characterize indeterminate liver mass/lesion, and
r/o hypervascular mets (neuroendocrine tumors, GIST).
SCAN RANGE:
Start: above diaphragm
End: iliac crest
Plane: straight gantry
IMAGING:
Scan slice: 0.5mm x 64
Pitch: Standard
mA: Sure Exposure-low dose
kV: 120
Rotation Time: 0.5 sec
IMAGE RECONSTRUCTION:
1. 5mm x 5mm Body/Standard axial filter
2.
3.
Volume: Body/Standard volume filter
REFORMATTING:
Coronal/Sagittal 5mm x 5mm Body/Standard filter
CONTRAST:
Volume/Rate: 75ml 3ml/sec
Series: 1: Pre-contrast
2-4: 30/70/120 sec. delays
Oral Contrast: None
NOTES:
1. Can extend 70 sec. delay to include pelvis if ordered.
2. Check with rad for protocol for f/u known liver mass (routine vs. liver)
Andrew B. MacKersie, MD 4/11/11