目的:阐明五河地区人体结膜吸吮线虫病与犬感染关系。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播媒介为变色纵眼果蝇(Amiota variegata,该种果蝇经重新鉴定,现改称为冈田绕眼果蝇Amiota okadai);1985/2008年五河县发现婴儿人体结膜吸吮线虫病病例17例,其间家犬感染本虫阳性率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17a跟踪观察,该地区达到了阻断结膜吸吮线虫病传播的目标。

·AIM:To elucidate the relationship between human the-laziasis and canine infection with Thelazia callipaeda in Wuhe county.·METHODS:The were insect vector of Thelazia callipaeda and epidemiological information on the thelaziasis before and after dog-raising control investigated.·RESULTS:The fruit fly Amiota okadai was confirmed to be the transmission vector of this disease in 1989;seventeen human cases(all are infants and young children)were reported during 1985-2008 in this county and the prevalence of canine Thelazia callipaeda infection was found to be 86.9% during this period.31 dogs were examined in September 1998 and no animals were found to be infected with this nematode.·CONCLUSION:Infective resources are controled due to the dog-raising control and human thelaziasis are eradicated in this rural area.·

R777.3

中国国家自然科学基金资助项目[No.(83)科基金生准字第188号]~~