Acute aortic syndrome(AAS) is a group of highly lethal disorders,including aortic dissection,intramural aortic hematoma,and atheromatous aortic ulcer.

• 急性主动脉综合征包括三种不同的类型,分别是主动脉夹层分离、主动脉壁内血肿、穿透性粥样硬化性主动脉溃疡。