我县自1978～1892年未见白喉病例报告,但1983年元月在金沙乡却发生1例典型白喉患者;其发病原因与预防接种关系甚大。为了解全县儿童中的白喉免疫水平,制订合理的免疫规划,控制白喉流行,我们于1983年6月对华河、金沙、觅儿、永河区及县幼儿园等单位的841名儿童进行了锡克氏试验(以下简称锡试)。现将结果报告如下: No cases of diphtheria were reported in our county from 1978 to 1892, but one case of typical diphtheria patients occurred in Jinsha Township in January 1983; the cause of the disease was very much related to vaccination. In order to understand the level of diphtheria immunization among children in the county and formulate a sound immunization program to control the prevalence of diphtheria, we conducted 841 children in units such as the Huahe River, Sands, Sanda, Yonghe and Kindergartens in June 1983 Sick’s test (hereinafter referred to as tin test). The results reported below: