SCTA是一种非创伤性的血管成像技术 ,应用于临床取得了初步经验 ,各家医院都有报道 ,内容大多为成像原理、成像技术和临床应用。这里不再赘述。笔者经过对 2 0 0多例SCTA的检查操作取得了一定的经验 ,现就技术操作做一探讨 SCTA is a non-invasive vascular imaging technology. It has been used in clinical preliminary experience and has been reported in various hospitals. The content is mostly imaging principle, imaging technology and clinical application. I will not repeat them here. After more than 200 cases of SCTA inspection operations, the author has gained some experience and is now discussing the technical operation.