| trichurid nematodes in ring-necked pheasants from backyard flocks of the state of rio de janeiro, brazil: frequency and pathology. | the present investigation is related to the frequency of infection and to the gross and microscopic lesions associated to the presence of trichurid worms in 50 ring-necked pheasants (phasianus colchicus) from backyard flocks in the state of rio de janeiro, brazil. in the investigated birds, the overall infection rate was of 74%, with the presence of eucoleus perforans with 72% of prevalence and 21.2 of mean intensity, in the esophageal and crop mucosa and rarely in the junction of the proventric ... | 2004 | 15654428 |
| pathology and frequency of cheilospirura hamulosa (nematoda, acuarioidea) in galliformes hosts from backyard flocks. | this investigation reports data on frequency and pathology related to the nematode cheilospirura hamulosa in 28 ring-necked pheasants (phasianus colchicus) and 30 domestic chickens (gallus g. domesticus) from backyard flocks of five localities of the state of rio de janeiro, brazil. the prevalence of c. hamulosa in pheasants was of 14.3%, with a mean intensity of 1.5 and range of infection of 1-2. in chickens these values were of 26.7%, 4 and 1-12, respectively. parasitized birds did not present ... | 2003 | 12745368 |
| pathology and first occurrence of the kidney trematode paratanaisia bragai (santos, 1934) freitas, 1959 (digenea: eucotylidae) in phasianus colchicus l., 1758, from brazil. | the kidney trematode paratanaisia bragai is reported for the first time parasitizing the ring-necked pheasant (phasianus colchicus l., 1758) and the pathological alterations associated to the parasitism are referred on the basis of 50 specimens of this bird from backyard flocks in 11 counties of the state of rio de janeiro, brazil after clinical examination, necropsies, and histopathological analysis. the counting of the kidney flukes was based on worms recovered from one of the kidneys, since t ... | 2005 | 16113870 |
| nodular typhlitis associated with the nematodes heterakis gallinarum and heterakis isolonche in pheasants: frequency and pathology with evidence of neoplasia. | an investigation related to the frequency and pathology of heterakis gallinarum and pathology of heterakis isolonche in pheasants from rio de janeiro, brazil was conducted by means of clinical examinations, necropsies, and histopathological analysis in 50 ring-necked pheasants from backyard flocks of 11 localities; also, histological sections of caeca of golden pheasants deposited in the helminthological collection of the oswaldo cruz institute (chioc) have been considered in the present study. ... | 2004 | 15049081 |