双源CT及其临床应用

被引:76
作者
张龙江
卢光明
机构
[1] 南京军区南京总医院医学影像科
关键词
D O I
暂无
中图分类号
R686 [筋腱、韧带、滑囊疾病及损伤];
学科分类号
100220 [骨科学];
摘要
<正> 近年来多层螺旋 CT 技术的持续进步不仅使冠状动脉的CT成像进入了临床实用阶段,而且在有选择性的患者中有望代替有创性的冠状动脉造影检查。从4层 CT 到64层CT 时间分辨率不断提高的同时,也提高了冠状动脉 CT 的诊断能力。2005年底推出的双源 CT(dual-source CT,DSCT)将CT 的时间分辨率提高到了83ms,这样的时间分辨率已经可以满足临床常规应用的需要,解决了一些心律失常患者难以
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