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摘要目的回顾性分析在双源CT中采用新兴锡过滤板技术虚拟消除对比剂后与泌尿系结石检出有关的特征。材料与方法此项研究已获制度伦理委员会批准,并无需知情同意书。152例病人接受了普通CT平扫及排泄期双源CT尿路成像[140kV和80kV(n=44),或140kV和100kV(n=108),140kV锡过滤板置入]检查。
Abstract Objective To retrospectively analyze the features related to the detection of urinary calculus after virtual elimination of contrast medium using dual-source CT filter plate in dual-source CT. Materials and Methods This study was approved by the Institutional Ethics Committee without the need for informed consent. 152 patients underwent both plain CT and excretory dual-source CT urography [140 kV and 80 kV (n = 44), or 140 kV and 100 kV (n = 108) and 140 kV tinplate insertion).