主动脉炎为发生于主动脉及各大分支、肺动脉等处的原因木明的慢性进行性炎症，临床和病理方面均有报道。但主动脉炎引起急死，在法医尸检中实为罕见，现将一例报告如下。案使死者，16岁，男性。5岁时曾患“先天性心脏病”而接受开胸手术。此后一直困“身体不太好”而避免重体力 Aortic inflammation occurs in the aorta and major branches, pulmonary artery and other causes of chronic inflammation of the wood, clinical and pathological aspects have been reported. However, aortic inflammation caused by acute death in the forensic autopsy is rare, a case report is as follows. Case of the deceased, 16 years old, male. 5 years old suffering from “congenital heart disease” and underwent thoracotomy. Since then has been trapped “not very good” and avoid heavy physical