Methods:The IMT,plaque area,Crouse score and Vmax,Vmin,RI and PI of carotid artery were measured by HFU in normals and coronary artery diseased(CAD)1,2,3vessel groups.

• 方法 :用高频超声测量正常人和 1、 2、 3支冠脉狭窄组的颈动脉 IMT、斑块面积、Crouse积分和血流频谱测值。