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为了解肝吸虫病在我市的疫情,我们于1989年6月～12月对城郊、陈巷、南新3个行政村人群进行了调查,用清水-氢氧化钠浓集法进行粪检。结果:共调查1662人,感染4人,感染率为0.24%。4例病人均在10岁内年龄组,男、女感染率无差异。该地区坑塘较多,且多生长鱼虾,尤以麦穗鱼、棒花鱼、鲫鱼常见。经检查证实有4种鱼体内携带有肝吸虫囊蚴,其中以棒花鱼、麦穗鱼感染率最高,分别为31.3%和27.1%。本地儿童多有在河内或坑塘戏水、捕捉鱼虾
In order to understand the epidemic situation of clonorchiasis in our city, we conducted a survey on the suburb of the three administrative villages in the suburbs, Chen Lane and Nansin from June to December 1989 and carried out fecal examination by using the water-sodium hydroxide concentration method. Results: A total of 1662 people were investigated and 4 people were infected. The infection rate was 0.24%. 4 patients were in the age group of 10 years old, male and female infection rate no difference. Pit ponds in the region more, and more growth of fish and shrimp, especially wheat spikes, barbary fish, crucian carp common. Four species of fish were found to harbor metacercariae of liver parasites, of which the highest infection rate was found in fish such as squid and fish, which were 31.3% and 27.1% respectively. Local children often have water in Hanoi or Kengtang to catch fish and shrimp