目的:通过6例Debakey Ⅰ型夹层动脉瘤患者探讨此疾病的诊断治疗。方法:入院后控制血压、心率,并镇痛对症治疗,并在3 d内手术。结果:未行手术治疗2例,均死亡。手术4例,Bentall手术3例,David手术1例,术后1例死亡,余3例痊愈出院。结论:Debakey Ⅰ型夹层动脉瘤是一种凶险的疾病,必须行手术治疗,早期的诊断及治疗,手术方式的改变及提高对增加患者生存率起到重要的作用。 Objective: To investigate the diagnosis and treatment of 6 cases of Debakey type I dissecting aneurysm. Methods: After admission, blood pressure, heart rate, analgesia and symptomatic treatment were controlled and operated within 3 days. Results: No surgical treatment in 2 cases, all died. 4 cases of surgery, 3 cases of Bentall surgery, 1 case of David surgery, 1 case died, more than 3 cases were discharged. Conclusion: The Debakey type I dissection aneurysm is a dangerous disease which must be treated by surgery, early diagnosis and treatment, and the change and improvement of surgical methods play an important role in increasing the survival rate of patients.