主动脉夹层分离(AD)是主动脉内膜撕裂,血液通过裂口渗入主动脉壁中层形成夹层血肿,并沿着主动脉延伸剥离的严重心血管急症。现将我院2004年至2008年收治的主动脉夹层分离首诊误诊病人26例分析报告如下,以期提高对本病的诊断正确率,为治疗提供机会。1资料与方法1.1一般资料:本组 Aortic dissection (AD) is an intimal tear, the blood penetrates the middle of the aorta wall to form an intercostal hematoma and extends along the aorta for severe cardiovascular emergencies. Now in our hospital from 2004 to 2008, the first diagnosis of aortic dissection misdiagnosed 26 cases of misdiagnosed reports as follows, in order to improve the accuracy of the diagnosis of this disease, to provide an opportunity for treatment. 1 Materials and Methods 1.1 General Information: This group