Table 1 Guideline of imaging protocol for routine spiral chest CT
From: Paediatric multi-detector row chest CT: what you really need to know
kV | Ref mAs | CTDIvol | Rotation time (s) | Collimation | Pitch | |
|---|---|---|---|---|---|---|
<9 kg | 80 | 60 | 0.88 | 0.5 | 64 × 0.6 | 1 |
10–15 kg | 100 | 30 | 1.00 | 0.5 | 64 × 0.6 | 1 |
16–25 kg | 100 | 38 | 1.26 | 0.5 | 64 × 0.6 | 1 |
26–35 kg | 100 | 42 | 1.40 | 0.5 | 64 × 0.6 | 1 |
36–45 kg | 100 | 48 | 1.60 | 0.5 | 64 × 0.6 | 1 |