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目的阐明五河地区人体结膜吸吮线虫病与犬的感染关系。方法调查结膜吸吮线虫病的传播媒介和采取控制养犬前后本病流行情况。结果通过调查,于1989年证明了结膜吸吮线虫病的传搔媒介为变色纵眼果蝇(Amita variegata);1985～1992年于五河县发现婴幼儿病例17例,其间家犬感染本虫阳性率为86.9%。而控制养犬后调查换代家犬31只未见感染,人体病例亦不再出现。结论流行区控制养犬后消灭了传染源,经7年跟踪观察,该地区达到了消灭结膜吸吮线虫病的目标。
Objective To elucidate the relationship between human conjunctival sucking nematode disease and dog’s infection in Wuhe area. Methods Investigate the transmission media of conjunctival sucking nematodes and take control of the prevalence of this disease before and after raising the dog. Results Through investigation, it was proved that the transmission media of conjunctival sucking nematodes was Amita variegata in 1989; 17 cases of infants and young children were found in Wuhe County from 1985 to 1992, The rate was 86.9%. The control of the dog after the investigation of replacement dogs 31 no infection, human cases no longer appear. Conclusion The endemic area eliminated the source of infection after controlling dogs and after 7 years of follow-up observation, the target of eliminating conjunctival sucking nematode was reached in this area.