原发性心肌病是一种常染色体显性遗传病,在一家中往往由于1—2人猝死后才引起注意。近年来发病数有增加趋势。本例经尸检,并对其家系进行追踪观察,证实为家族性原发性肥厚梗阻型心肌病。现报告如下:患者男,17岁,学生。平素身体健康,无风湿病及高血压病史。1981年10月参加1500米赛跑后始觉乏力,但不妨碍学习,亦未引起患者注意。同年11月5日早6时晨跑至200多米时突然晕倒,被发现时已昏迷。待送至医院时呼吸心跳停止,经抢救无效死亡。 Primary cardiomyopathy is an autosomal dominant genetic disorder that is often noticed in people with one or two sudden deaths. In recent years the incidence increased. In this case by autopsy, and follow-up observation of their pedigrees, confirmed as familial primary hypertrophic obstructive cardiomyopathy. The report is as follows: Patient male, 17 years old, student. Normal physical health, no history of rheumatism and hypertension. In October 1981 after the 1500-meter race began to feel fatigue, but without prejudice to learning, nor caused the patient’s attention. November 5 the same year as early as 6:00 morning run to 200 meters suddenly fainted, was found unconscious. To be sent to the hospital to stop breathing heartbeat, died of rescue invalid.