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Table 2 Guideline of imaging protocol for sequential chest HRCT

From: Paediatric multi-detector row chest CT: what you really need to know

  kV Ref mAs CTDIvol Rotation time (s) collimation
<15 kg 100 25 0.14 0.5 2 × 1.0
16–25 kg 100 30 0.18 0.5 2 × 1.0
26–35 kg 100 35 0.21 0.5 2 × 1.0
36–45 kg 100 42 0.25 0.5 2 × 1.0