河北省克山病分布于河北省北部11个县,历史上曾多次爆发流行。通过综合防治,近20多年无急型、亚急型克山病发生,克山病病情相对稳定。为掌握当前克山病病情动态,指导全省克山病防治工作,2006年选择在自然环境、主要农作物和生活习惯等具有普遍代表性的克山病历史病区张北县战海 Keshan disease in Hebei Province is located in northern Hebei 11 counties, history has repeatedly epidemic. Through comprehensive prevention and treatment, no acute and sub-acute Keshan disease occurred in nearly 20 years and Keshan disease was relatively stable. In order to grasp the current situation of Keshan disease, to guide the prevention and treatment work of Keshan disease in the whole province, in 2006, he chose to have the history of Keshan disease, a common representative of natural environment, major crops and living habits. Zhangbei County Zhanhai