克山病是一种原因不明的地方性心肌病,其病理生理特征是以心肌变性、坏死、纤维化所致泵衰竭。按一九八○年巴黎会议的心肌病分类,目前是属于不能分类的心肌病。病死率极高。半个多世纪以来,由于病因问题一直未被阐明,现仍沿用黑龙江省克山县这地名称之。我省的克山病最先于一九六○年在楚雄县吕合一带呈暴发流行而被发现,称为“楚雄地区小儿心脏病”,一九六九年在兰州会 Keshan disease is an endemic cardiomyopathy of unknown cause, and its pathophysiological characteristics are caused by myocardial degeneration, necrosis and fibrosis due to pump failure. According to the 1980 Paris Conference cardiomyopathy classification, is currently classified as cardiomyopathy can not be classified. High mortality. More than half a century, as the cause of the problem has not been elucidated, is still used in the name of Keshan County, Heilongjiang Province. Keshan disease in our province was first discovered in 1968 in Luhe, Chuxiong County epidemic was found, known as “Chuxiong pediatric heart disease,” in 1969 at the Lanzhou Association