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1982年2—3月在郊区留庄营先后发现2例肝吸虫病人,患者均无外出史,但有焙食村内鱼塘小鱼史。经调查首次证实市郊有肝吸虫病流行。现将调查结果报告如下。一,粪检方法粪检采用倒置沉淀法,“一送一检”发现虫卵者为阳性,虫卵计数用清水离心沉淀法。二,调查结果1、感染率与感染度:共粪检1834人,阳性66人,平均感染率为3.60%,其中留庄营粪检1656人,阳性58人,段村178人,阳性8人,两村感染率分别为3.50和4.49%,无显著差异(P>0.05)。
From February to March 1982, there were 2 cases of liver flukes found in the suburb of Zhuangying. None of the patients had any history of excretion, but there was a history of small fish in fish ponds in the village. The survey confirmed for the first time in the suburbs of the prevalence of clonorchiasis. The survey results are reported below. First, the fecal seizure method Excreted inverted sedimentation method, “one get one seized” found that the eggs are positive, eggs count with water centrifugal precipitation method. Second, the survey results 1, the infection rate and the degree of infection: a total of 1834 people were fecal examination, 66 were positive, the average infection rate was 3.60%, of which stay in the village of fecal examination 1656, positive 58, section of the village of 178 people, positive 8 , And the infection rates in the two villages were 3.50 and 4.49% respectively, with no significant difference (P> 0.05).