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摘要目的探讨双层探测器能谱CT(SDCT)不同扫描方式下定量测定骨密度(BMD)的准确性。方法使用64层SDCT在不同扫描方式下(120和140 k V,以及50、100和200 m As)
Abstract Objective To investigate the accuracy of quantitative determination of bone mineral density (BMD) with double-detector (X-ray) CT scan. Methods Using 64-layer SDCT in different scanning modes (120 and 140 kV, and 50, 100 and 200 m As)