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Dose-effective scan protocols achieving good image quality and high-dose reference protocol. The following image quality is considered sufficient for trauma imaging at the lowest dose. A, Sn100 kV/250 mAs. B, Sn150 kV/50 mAs. C, 90 kV/50 mAs. The following is a high-dose protocol. D, 120 kV/200 mAs is given as a reference. Coronal multiplanar reformation; section thickness, 1.5 mm; window width–level, 3300/300 HU.
