Table 2 Exposure parameters (number of series, tube voltage, tube current to time product, rotation time, and pitch) per examination type
CT protocol | kVp, min–max (mode) | mAs, min–max (mode) | Rotation times, min–max (mode) | Pitch, min–max (mode) | Number of Series |
|---|---|---|---|---|---|
Brain without CM | 100–135 (120) | 100–430 (100) | 0.5–1.0 (0.5) | 0.765–1.5 (1.0) | 1 |
Brain with CM | 100–135 (120) | 100–430 (100) | 0.28–1.0 (0.5) | 0.765–1.5 (1.0) | 2 |
Chest | 100–135 (120) | 100–420 (100) | 0.5–1.0 (0.5) | 0.765–1.5 (1.0) | 1 |
Abdomen-pelvis without CM | 100–135 (120) | 100–430 (100) | 0.28–1.0 (1) | 0.2–1.5 (1.0) | 1 |
Abdomen-pelvis with CM | 100–135 (120) | 100–430 (400) | 0.5–1.0 (0.5) | 0.765–1.5 (1.0) | 2 |