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克山病是一种原因未明的地方性心肌病。临床上分为急型、亚急性、慢型和潜在型。在发病上有一定的地区、季节和人群多发的特点。我国克山病病区从嫩江、松花江流域起,经内蒙东部、陕北、陇东、川西北一直延伸到云南的苍山脚下,其地理分布大致呈东北到西南的条带状分布,病区与非病区地理界限清晰。云南省克山病自1960年在楚雄县吕合公社发现以来到现在已有10个专州41个县有不同程度的发现。克山病发病率及病死率甚高,是病区严重危害人民健康的多发病。
Keshan disease is an unknown cause of endemic cardiomyopathy. Clinically divided into acute, subacute, slow and latent type. In the incidence of a certain area, seasons and the characteristics of multiple populations. Keshan disease in China stretches from the Nenjiang River and the Songhua River valley to the foot of Cangshan in eastern Inner Mongolia, northern Shaanxi, eastern Longdong and northwestern Sichuan. Its geographical distribution is roughly in the form of a strip from northeast to southwest. Geographical boundaries with non-ward clear. Keshan disease in Yunnan Province since 1960 found in Chuxiong County Lvhe Commune has now been found in 10 counties 41 counties have different levels of discovery. Keshan disease incidence and mortality is very high, is the ward severely endanger the health of the people.