mapping risk of bovine fasciolosis in the south of brazil using geographic information systems.fasciolosis, caused by fasciola hepatica, is an endemic disease of ruminants that occurs in several countries of south america where it can lead to decreased production and fertility and, in severe cases, animal death. although very prevalent, information on the epidemiology of the disease is incomplete in brazil. the objective of the present study was to define the prevalence of f. hepatica in the livers of cattle from slaughterhouses and correlate the data with the animal's origin (climate and ...201020071083
triclabendazole resistance involving fasciola hepatica in sheep and goats during an outbreak in almirante tamandare, paraná, brazil.fasciolosis is a disease of extreme importance, occurring throughout brazil, with great economic losses to the animal industry. this study aims to determine the effectiveness of treatment against fasciola hepatica on a sheep and goat farm during an outbreak of fasciolosis, in which a high proportion of deaths occurred. the farm harbored 33 sheep and 60 goats of mixed breeds with varying weights and ages. parasite control was based on suppressive, monthly treatments with moxidectin. over the cour ...200820059835
[additional information on fascioliasis hepatica in curitiba (state of paraná, brazil)]. 19827134738
presence of fasciola hepatica in feral nutria (myocastor coypus) living in a public park in brazil.sixteen nutria (myocastor coypus) from a protected area in curitiba, brazil, were sampled to determine the prevalence of fasciola hepatica eggs and intestinal parasites and the presence of snails in the habitat used by nutria. the overall prevalence rates were 56.25% (9) for f. hepatica eggs, 87.50% (14) for cestode eggs, 56.25% (9) for ascarid eggs, 50% (8) for coccidian (eimeriidae) oocysts, and 56.25% (9) for strongyloidea eggs. fasciola hepatica eggs had an average size of 138 microm x 72 mi ...200919368247
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