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患者女性,60岁。因发现左束支传导阻滞10余年,反复活动后胸闷、气促伴咳嗽、咳痰半年入院。心脏彩超:左室舒张末期内径61mm,左室射血分数(LVEF)0.18。冠状动脉造影示未见有意义狭窄病变。临床诊断:左束支传导阻滞性心肌病,在药物治疗基础上给予三腔心室同步起搏治疗,术后半年获得超反应,症状消失,LVEF0.62,左室舒张末期内径45mm。
Patient female, 60 years old. Left bundle branch block was found for more than 10 years after repeated chest tightness, shortness of breath with cough, sputum six months admitted. Echocardiography: left ventricular end diastolic diameter 61mm, left ventricular ejection fraction (LVEF) 0.18. Coronary angiography showed no significant stenosis. Clinical diagnosis: left bundle branch block cardiomyopathy, on the basis of drug treatment to give three-chamber ventricular synchronized pacing therapy, six months after the super-response, the symptoms disappear, LVEF0.62, left ventricular end-diastolic diameter 45mm.