山东省钩端螺旋体病流行情况与预防措施分析

1964～1996年山东省共发生钩端螺旋体病133371例，有83个疫区县（市，区），占全省县市区的61．48％。病例主要分布在鲁南、鲁东、鲁西南和鲁中地区，以青少年和儿童为多，男女之比为1．6∶1。农村学生和农民发病较多。7～9月份为发病高峰。流行形式主要是雨水型，次为洪水型。流行菌群多是波摩那群。猪是主要传染源。管猪改圈，圈养更新是控制疫情的有效预防措施。

EPIDEMIC STATUS OF LEPTOSPIROSIS IN SHANDONG PROVINCE AND ANALYSIS OF PREVENTIVE MEASURES

133371 Ieptospirosis cases were reported during 1964 in Shandong province. 83 counties were affected, which accounted for 61.48 % of all counties. Most cases were in south, east, southwest and central, Shandong province. Among the patients, youngsters and children were more common. Male and female were in the ratio of 1.6 to 1.Village student and pleasent were the most common occupations. The epidemic peak wes in July to September. Rainfall and flood types were the main epidemic forms. The epidemic strain was L. pomono. Pigs were the major infection reservor. Pig administration, pigsty improvement and whole herd replacement were the effective preventive measures.