Indications |
Trauma scan |
Number of scan acquisition/series |
2 |
Scan Acquisition |
1. Thoracic aorta |
2. Abdomen and pelvis, portal phase |
Range |
Clavicular heads through both costophrenic angles |
Top of diaphragm to ischial tuberosities |
Care Dose 4D |
on |
on |
Quality Reference |
130mAs |
180 mAs |
KV / effective mAs / rotation time |
120 / 130 / 0.5 seconds |
120 / 180 / 0.5 seconds |
Detector collimation |
1.5 mm |
1.5 mm |
Slice Thickness |
3.0 mm |
3.0 mm |
Pitch |
1.3 |
1.3 |
Kernel |
B30f |
B30f |
Increment |
3.0 mm |
3.0 mm |
Image order |
Cranial to caudal |
Cranial to caudal |
Oral Contrast |
750 cc dilute gastrografin No contrast or on table, if STAT |
Intravenous Contrast |
100 cc Isovue 300 / 30 saline chaser (Dual Injector) |
Injection Rate |
3.0 cc/sec |
N/A |
Scan Delay |
Usual: 25 seconds (if using 2.5 cc/second increase to 30 seconds). For pt. with heart disease: Use Care Bolus ; Timing off aortic arch |
70 seconds |
Reconstruction |
1. MIP axial 20 mm slab every 3 mm 2. Recon 3x3 B80f lung ultrasharp 3. 3 x 3 coronal and sag |