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近年来由于耐氯霉素的伤寒菌株的出现,使伤寒发病率在部分地区又有回升的趋势。为探讨当前伤寒病的流行特点并对今后防治工作提供依据,笔者于1988年3～4月对本病流行地区江苏省兴化市某镇所属完小学生十二个班级及三个行政村居民进行了人群伤寒病发病情况及流行因素调查(采用一人一表进行家庭访视,调查1987年有关伤寒发病情况及因素,并采集粪便作细菌检验,按肠伤寒沙门氏菌常规鉴定法进行生化和血清学鉴定),同时对环境及水质污染情况进行了调查,结果分析如下。
In recent years, due to the emergence of chloramphenicol-resistant typhoid strains, the incidence of typhoid fever in some areas have picked up again. In order to explore the epidemic characteristics of the current typhoid fever and to provide the basis for prevention and treatment in the future, the author conducted a survey on 12 classes and three administrative villages of pupils in a certain town in Xinghua, a endemic area of this endemic area, from March to April 1988 A survey of the prevalence and prevalence factors of typhoid fever in the population (family visits were conducted on a one-person-one scale to investigate the incidence and factors related to typhoid fever in 1987, and to collect fecal samples for bacterial tests and biochemical and serological identification according to the routine identification method of Salmonella typhi ), While the environment and water pollution were investigated, the results are as follows.