宁化县人体假性感染肝毛细线虫Capillaria hepatica调查

Survey on human pseudo infection of Capillaria hepaticain Ninghua County,China

目的分析宁化县人体假性感染肝毛细线虫情况及相关因素。方法结合当地人体寄生虫感染调查,对水茜、淮土和河龙3个自然村的居民,以常规粪便改良加藤氏厚涂片法检查。共查881人,发现感染者8人,感染率为0.91%。经追踪调查,8例感染者在1周前均有吃过熏烤老鼠干史。结论证实当地人体粪便内发现的肝毛细线虫卵,是吞食含有该虫卵的熏烤鼠干所致。故8例的肝毛细线虫卵阳性是通过性的假性感染。

The aim of this study is to investigate the situation and epidemic factors of human pseudo infection by Capillaria hepatica（C.hepatica）in Ninghua.The eggs of C.hepatica were examined by kato-katz thick smear with the investigation of human parasite infection in Shuixi,Huaitu and Helong villages of Ninghua County.The results showed that 8persons were infected among 881 people in the villages,and the rate was 0.908%.The epidemiological investigation confirmed that the infected persons all had the history of consuming roasted rats a week ago.The results indicated that the local people＇s pseudo infection of C.hepatica were due to consuming the roasted rats.