心肌病一般分为原发性与继发性两类,前者原因不明,后者有明确的病因,属于全身性疾患。原发性心肌病远较继发性者多见。Harvey曾报道心肌病216例,属原发性者159例,继发性者57例。其后,Segal报告200例,原发性者多于继发性者3倍。原发性心肌病是一类病因未明、伴发疾病亦未明的心肌疾病。过去认为本病甚属罕见,近20年来有关报道逐渐增多,已为临床 Cardiomyopathy is generally divided into two types of primary and secondary, the former is unknown, the latter has a clear cause, is a systemic disease. Primary cardiomyopathy is more common than secondary. Harvey reported 216 cases of cardiomyopathy, 159 cases were primary, 57 cases of secondary. Since then, Segal has reported 200 cases of more than three times as much idiopathic secondary. Primary cardiomyopathy is a class of unknown etiology, concomitant diseases are not obvious myocardial disease. In the past that the disease is very rare, the reports of the past 20 years gradually increased, has been clinically