为进一步扩大经皮冠状动脉腔内成形术(PTCA)治疗冠心病的范围,我们在成功地进行了单支血管病变的PTCA的基础上,又开展了多支血管病变的PTCA。1 方法和结果 多支血管病变定义为:至少1支冠脉主要血管的狭窄≥70％,同时伴有至少另1支冠脉血管狭窄≥50％,本组3例,均为男性,年龄 To further expand the scope of percutaneous transluminal coronary angioplasty (PTCA) treatment of coronary heart disease, we successfully carried out a single coronary artery disease on the basis of PTCA, and carried out multi-vessel disease PTCA. 1 Methods and Results Multivessel disease is defined as: stenosis of at least 1 major coronary artery ≥ 70%, accompanied by at least another coronary stenosis ≥ 50%, the group of 3 patients were male, age