Vessel wall and lumens especially the dilatation and aneurysm formation of coronary artery can be displayed clearly at satisfactory sectiones.

• 在良好的切面下能清晰显示冠状动脉管壁及管腔的变化,尤其诊断冠状动脉扩张及动脉瘤具有特异性,但诊断冠状动脉远端损害有一定困难。