本文报道加格达奇铁路管区对10,523名中小学生大骨节病的普查,临床检出率65.4%,X 线检出率44.0%,肯定了新病区,并有患病范围广、患病率高的特征。对发病因素的粮食、饮水、内外环境硒含量等进行了调查和检测,初步认为贫硒不是致病的单一因素,而是与水土等多种因素有关。 This article reports the survey of 10,523 primary and secondary school students with Kashin-Beck disease in the Jiagedaqi Railway Area, with a clinical detection rate of 65.4% and an X-ray detection rate of 44.0%, confirming the new ward, with a wide range of prevalence and prevalence High characteristic. The incidence of food, drinking water, selenium content within and outside the environment were investigated and tested initially that selenium deficiency is not a single pathogenic factors, but with a variety of factors such as soil and water.