1病例报告患者男,56岁。近1年来,反复发作晕厥,意识丧失持续时间数秒至1 min,白天、夜间均有发作,可自行恢复,发作时无明显诱因,与体位无关,无恶心、呕吐、胸痛等伴随症状,无大小便失禁。近1个月频繁出现严重的头晕、胸闷,甚至晕厥,甚者一天发作10余次。患风湿性心脏瓣膜病20年,10年前因二尖瓣狭窄合并关闭不全、主动脉瓣关闭不全并狭窄、频发心力衰竭, A case report male patient, 56 years old. In the past year, recurrent seizures, loss of consciousness duration of a few seconds to 1 min, day and night have seizures, self-recovery, no significant incentive to attack, and has nothing to do with the position, no nausea, vomiting, chest pain and other symptoms, no size They incontinent Nearly 1 month frequent serious dizziness, chest tightness, and even syncope, or more than 10 episodes a day. 20 years suffering from rheumatic heart disease, 10 years ago because of mitral stenosis with incomplete closure, aortic regurgitation and stenosis, frequent heart failure,