患者女性48岁,劳力后心悸、气短10年,加重伴双下肢浮肿1月入院。查体:BP16/10KPa,端坐位,颈静脉怒张,心尖搏动不明显,心浊音界向两侧扩大,房颤律,三尖瓣听诊区可闻3级收缩期杂音,腹软,肝肋下5厘米,肝颈返流(+),双下肢可凹性浮肿(+)。血糖、血脂、心肌酶及T_3、T_4、抗“O”、血沉均正常。心电图:房颤,不完全性右束支传导阻滞,偶发室早(右室性)。心室晚电位(+)。心脏三位片:心胸比0.80,右室增大,肺动脉段膨起。超声心动图:左室内径正常,主动脉前后径2.4cm,左心房5.1cm,右室 Female patient 48 years old, after labor heart palpitations, shortness of breath for 10 years, aggravated with edema of lower extremities January admission. Physical examination: BP16 / 10KPa, sitting, jugular venous distention, apex beat is not obvious, heart dullness to both sides of the expansion, atrial fibrillation, tricuspid auscultation area can be heard systolic murmur, abdominal soft, liver ribs Under 5 cm, liver reflux (+), both lower extremity concave edema (+). Blood glucose, blood lipids, myocardial enzymes and T_3, T_4, anti “O”, erythrocyte sedimentation rate were normal. ECG: atrial fibrillation, incomplete right bundle branch block, sporadic premature ventricular (right ventricular). Ventricular late potential (+). Cardiac three films: cardioplegia 0.80, right ventricular enlargement, pulmonary artery segment swelling. Echocardiography: normal left ventricular diameter, aortic anteroposterior diameter 2.4cm, left atrium 5.1cm, right ventricular