...年12月至2008年8月在我院就诊临床上疑为CHD的患者做活动平板运动负荷试验，且在3周内行冠状动脉造影检查(coronary angiography，CAG)共73例，其中男51例，女22例，年龄33～78(53．63±8．97)岁。
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行过冠状动脉造影检查，看到了一个中度病变，若想得到更多的证据，需行ivus检查，看清在血管壁上粥样硬化程度。
You do an angiogram and you do see an intermediate lesion, you'd like to have more evidence to see what is going on. You do an IVUS to see how extensive the atherosclerosis is in the vessel wall.
方法：50例患者均行多层螺旋ct冠状动脉钙化积分检查以及冠状动脉造影。
Methods 50 patients were performed check of CCS and diagnosis was proved with coronary angiography.
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