为掌握非病区扩张性心肌病(以下简称“扩心病”)病情现状,科学评估克山病防控效果,按照《全国非克山病病区扩张性心肌病调查方案》的内容和要求,于2011年8～10月组织开展了调查工作,现将调查结果报道如下。1材料与方法 To master the disease status of non-ward expansion dilated cardiomyopathy (hereinafter referred to as “expanding heart disease ”) status of the scientific assessment of Keshan disease prevention and control effect, according to “National Non-Keshan disease dilated cardiomyopathy survey program” and Requirements, from August to October 2011 organized the investigation work, the findings are reported below. 1 materials and methods