1996年6月至1999年12月,我科收治2例胸主动脉夹层动脉瘤患者。1例为型,1例为型。2例均在体外循环,深低温停循环下行瘤体切除,人造血管移植术。其中型患者还进行了左右冠脉移植和主动脉瓣置换。2例患者均痊愈出院。1　病例介绍　　例1　男,63岁,入院前3年,曾因剧烈胸痛1小时急诊 From June 1996 to December 1999, 2 patients with thoracic aortic dissection aneurysms were treated in our department. One case was type and one case was type. Both cases were in extracorporeal circulation, deep hypothermic circulatory arrest followed by tumor resection and artificial blood vessel transplantation. Among them, patients also performed left and right coronary artery grafts and aortic valve replacement. Both patients were cured and discharged. 1 Case Introduction Case 1 Male, 63 years old, 3 years before admission, had 1 hour emergency chest pain.