Prevalence of Onchocerca cervicalis in equids in the Gulf Coast region.
Microfilariae of Onchocerca cervicalis were detected in midventral skin biopsy samples in 64 of 84 (76%) mixed-breed ponies greater than 2 years old from the Gulf Coast area and in 42 of 51 (82.4%) horses from Louisiana breeding herds. The number of microfilariae per 8 mm of biopsied skin (ponies) ranged from 1 to 21,570. The number of microfilariae per 6 mm of biopsied skin (horses) ranged from 8 to 55,600.
D000818:Animals; D005260:Female; D006734:Horse Diseases / Q000453:epidemiology* / Q000469:parasitology; D006736:Horses / Q000469:parasitology*; D008145:Louisiana; D008297:Male; D008842:Microfilariae; D009854:Onchocerca; D009855:Onchocerciasis / Q000453:epidemiology / Q000469:parasitology / Q000662:veterinary*; D012867:Skin / Q000469:parasitology