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目的探讨无保护性左主干病变患者直接支架植入术的可行性。方法选择2002年7月至2005年3月在我科住院的10例无保护性左主干病变患者行直接支架植入术,术后随访半年至1年。结果本组10例患者直接支架植入术成功率100%,造影显示无残余狭窄或残余狭窄≤10%,临床症状1例患者术中出现急性左心衰,经抢救后症状缓解,无其他严重并发症。结论对于左心功能正常,未合并糖尿病;除左主干病变外,病变血管支数愈少;不能或不愿接受心脏搭桥或有外科手术禁忌,支架植入术可为CABG的替代治疗。
Objective To investigate the feasibility of direct stent implantation in patients with unprotected left main disease. Methods Ten patients with unprotected left main disease who were hospitalized in our department from July 2002 to March 2005 were enrolled in this study. The patients were followed up for 6 months to 1 year. Results The success rate of direct stent implantation was 100% in this group of 10 patients. The angiography showed no residual stenosis or residual stenosis less than 10%. One patient had clinical symptoms of acute left heart failure during operation. The symptoms were relieved and no other serious complication. Conclusion Left heart function is normal, no diabetes mellitus; in addition to the left main lesion, lesion vessel count less; can not or unwilling to accept heart bypass or taboo surgery, stent implantation can be an alternative treatment of CABG.