急性主动脉夹层(acute aortic dissection,AAD)是一类可危及生命的急性主动脉综合征~([1]),主要见于60岁以上老年男性~([2]),其典型表现有:有长期、控制不良的高血压病史的患者突发、剧烈且持续的胸痛、背痛,疼痛呈撕裂样或刀割样,查体双侧血压不等、双侧脉搏强弱不等~([3]),影像学检查在主动脉内发现撕裂的内膜片即可诊断AAD。但是部分患者临床或影像学表现并不典型~([1]),导致该病易出现延误诊断或漏诊,因此,加强对该病的认识 Acute aortic dissection (AAD) is a group of life-threatening acute aortic syndrome ~ ([1]), mainly seen in elderly men over the age of 60 ~ ([2]), the typical performance are: there Long-term, poorly controlled history of hypertension in patients with sudden, severe and persistent chest pain, back pain, tears were tear-like or knife-like, bilateral blood pressure ranging from examination, bilateral pulse strength ranging from ~ 3]), imaging examination found in the aortic dissection of the intima to diagnose AAD. However, some patients are not typical of clinical or radiological manifestations ~ ([1]), leading to delayed diagnosis or missed diagnosis of the disease, therefore, to enhance awareness of the disease