心肌病是指除先天性心脏病、瓣膜病、高血压性心脏病、肺源性心脏病和冠状动脉粥样硬化性心脏病以外的以心肌病变为主要表现伴有心功能障碍的一组疾病。可分为原发性和继发性两类,是引起心力衰竭和心源性猝死的常见疾病。继发性心肌病是系统性疾病累及的心肌病变,为全身性疾病的一个组成部分,常常有明确的病因,又称特异性心肌病,可以针对其原发疾病进行防治。 Cardiomyopathy refers to a group of diseases in which cardiomyopathy is the major manifestation with cardiac dysfunction other than congenital heart disease, valvular disease, hypertensive heart disease, cor pulmonale and coronary atherosclerotic heart disease. Can be divided into two types of primary and secondary, is caused by heart failure and sudden cardiac death common diseases. Secondary cardiomyopathy is a systemic disease involving cardiomyopathy, a component of systemic disease, often have a clear cause, also known as specific cardiomyopathy, can be its primary disease prevention and treatment.