Scanning protocol | Acquisition parameters | |
Enhancement phase | Unenhanced | Arterial |
Scout (topogram) | Anterior-Posterior | Anterior-Posterior |
Patient position | Supine | Supine |
Scan range | From neck arch to mid femur | From neck arch to mid femur |
Scan direction | Cephalo caudal | Cephalo caudal |
Tube voltage (kVp) | 120 | 120 |
Effective mAs | 200 to 280 | 200 to 280 |
Gantry rotation time (s) | 0.33 or 0.37 | 0.33 or 0.37 |
Slice collimation (mm) | 64 × 0.6 | 64 × 0.6 |
Pitch | 0.75 or 0.9 (dependent on mAs) | 0.75 or 0.9 (dependent on mAs) |
Table feed (mm/rotation) | 14.4 or 17.28 (dependent on mAs) | 14.4 or 17.28 (dependent on mAs) |