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为了探讨市区机关事业单位人员患血吸虫病增加的原因,我们于1989年3～12月,在市区349个机关事业单位,采取“综合查病”的方法(即:询问疫水接触史、临床症状;血吸虫抗原皮内试验、环卵沉淀、间接血凝试验等免疫学检查),共普查4 395人,患血吸虫病者228人,占5.18％,其中男186人,占81.58％,女42人,占18.42％。年龄以31～60岁居多,共194人,占85.09％。职业为机关干部92人,占40.35％;工人90人,占39.47％;教师15人,占6.58％;营业员、司机、军人各6人,分别占2.63％;此外会计、医务人员各4人,学生5人。
In order to investigate the reasons for the increase of schistosomiasis among urban authorities and public institutions, we conducted a comprehensive disease check in 349 institutions and institutions in the urban area from December to December 1989 (ie, Clinical symptoms; Schistosoma antigens intradermal test, egg ring precipitation, indirect hemagglutination test and other immunological tests), a total of 4 395 people surveyed, 228 schistosomiasis patients, accounting for 5.18%, of which 186 were male, accounting for 81.58%, female 42 people, accounting for 18.42%. Mostly aged 31 to 60, a total of 194 people, accounting for 85.09%. Occupation as the organs cadres 92, accounting for 40.35%; 90 workers, accounting for 39.47%; teachers 15, accounting for 6.58%; salesperson, driver, military 6 people each, accounting for 2.63%; in addition accounting, medical staff of 4, 5 students.