近年来,充血型原发性心肌病(简称充血型心肌病)被发现的病例逐渐增多,但对该病的诊断尚缺乏特异性方法。超声心动图由于可观察心脏与大血管搏动情况,测量各房室大小与心壁的厚度,并了解心脏各瓣膜 In recent years, congestive primary cardiomyopathy (referred to as congestive cardiomyopathy) was found in cases of gradually increased, but the diagnosis of the disease is still lack of specific methods. Echocardiography can be observed as heart and large blood vessels pulsation, measuring the size of each atrioventricular and cardiac wall thickness, and to understand the heart valve