efficacy of triclabendazole against natural infections of fascioloides magna in wapiti.fourteen free-ranging adult wapiti (cervus elaphus nelsoni) were captured in banff national park, alberta (canada) and held in captivity near edmonton. a 24% suspension of triclabendazole at doses of 30 to 100 mg/kg body weight was drenched into the rumen of eight females and four males. two male wapiti were used as untreated controls. animals were killed and examined at 4 (n = 3), 6 (n = 4), or 8 (n = 4) wk after treatment. efficacy was 90% against immature fascioloides magna collected 4 wk aft ...19911758025
survey of hepatic and pulmonary helminths of wild cervids in alberta, canada.during the 1988 hunting season, livers and lungs from 263 mule deer (odocoileus hemionus hemionus), 198 moose (alces alces), 147 white-tailed deer (odocoileus virginianus), and 94 wapiti (cervus elaphus nelsoni) from alberta (canada) were collected for parasitological examination. most of the samples (89%) were submitted by big game hunters throughout the province. giant liver fluke (fascioloides magna) was found in 9% of 22 yearling and 29% of 65 adult wapiti; 4% of 161 adult moose; and 2% of 9 ...19902250321
diseases of wapiti utilizing cattle range in southwestern alberta.specimens from 28 wapiti (cervus elaphus canadensis) were collected by hunters in southwestern alberta in 1984. various tests were performed to detect infections and conditions that could affect cattle sharing the range or cause disease in wapiti. serum antibodies were present against leptospiral serovars autumnalis (25%), bratislava (4%), and icterohaemorrhagiae (8%), and the viruses of bovine virus diarrhea (52%), infectious bovine rhinotracheitis (45%), and parainfluenza type 3 (13%). no sero ...19873029443
[diffusion of helminth parasites of the digestive system and respiratory system in deer (cervus elaphus) of the la mandria regional park (piedmont)].a study was carried out on the diffusion of helminth parasites of liver, gastrointestinal system and bronchial system in 68 red deer (cervus elaphus) from regional park "la mandria" (piedmont, italy). the following species of nematodes were identified: trichostrongylus axei, spiculopteragia spiculoptera, rinadia mathevossiani, cooperia oncophora, cooperia pectinata, cooperia punctata, cooperia zurnabada, oesophagostomum venulosum, dictyocaulus eckerti, varestrongylus sagittatus. studies on some ...19807312394
mule deer (odocoileus hemionus) and elk (cervus elaphus) as experimental definitive hosts for fascioloides august 1992, six mule deer (odocoileus hemionus hemionus) fawns and four elk (cervus elaphus) calves (n = 2) or yearlings (n = 2) each were inoculated orally with 50, 250, or 2,000 metacercariae of the liver fluke fascioloides magna to evaluate their potential to serve as definitive hosts. animals were maintained for up to 403 days. three mule deer each inoculated with 50 metacercariae survived the infection and shed eggs in feces; thus mule deer can function as definitive hosts for f. magna. ...19969359058
health protocol for translocation of free-ranging elk.when considering an elk (cervus elaphus) restoration program, wildlife managers must evaluate the positive and negative elements of translocation. we prepared this protocol to give an overview of health considerations associated with translocation of elk, with an emphasis on movement of free-ranging elk from western north america to the southeastern usa. we evaluated infectious agents and ectoparasites reported in elk from two perspectives. first, we made a qualitative estimate of the ability of ...200111504216
fascioloides magna: occurrence in saskatchewan and distribution in canada.infection with fascioloides magna, the large american liver fluke, was diagnosed in two moose (alces alces) and six wapiti (cervus elaphus) from central saskatchewan. this is believed to be the first record of the parasite in the province. fecal samples collected from wild wapiti at five sites in the commercial forest zone in saskatchewan contained eggs believed to be those of f. magna. trematode eggs were not found in feces from five captive herds of wapiti in the province, nor in samples from ...198517422561
a brief review of infectious and parasitic diseases of wapiti, with emphasis on western canada and the northwestern united this paper i review diseases reported in both captive and free-ranging wapiti in western north america, with some reference to diseases in captive red deer in great britain, europe, new zealand, and eastern north america.with the exception of coronavirus in neonates, few viral agents are reported to cause serious disease losses in wapiti in north america at this time. bacterial diseases of current significance include brucellosis (focus in wyoming), clostridial diseases, coliform enteritis of ...199117423839
dna-based identification of a hepatic trematode in an elk calf.liver fluke infection was identified as a probable cause of clinical disease in an approximately 6-mo-old elk (cervus elaphus) in coastal oregon. clinical pathology and necropsy findings are described. the alcohol-fixed flukes that were submitted for identification were similar in size to fasciola hepatica, but their shape resembled fascioloides magna in that they lacked a distinctive anterior cone. a few structures consistent with the eggs of f. magna were observed in liver lesions, suggesting ...200717984277
the giant liver fluke fascioloides magna (bassi 1875) in cervids in the czech republic and potential of its spreading to germany.the giant liver fluke fascioloides magna is an important parasite of cervids in europe. from september 2003 to december 2005, faecal samples and livers of red deer (cervus elaphus) and fallow deer (dama dama) were investigated to determine the current distribution of the fluke in the czech republic. faecal samples were collected from 20 different areas, and livers of hunted deer were dissected from each locality to confirm f. magna infection. the prevalence of f. magna in examined areas determin ...200717016724
[incidence and control of the american giant liver fluke, fascioloides magna, in a population of wild ungulates in the danubian wetlands east of vienna].fascioloides magna,the giant liver fluke, is an introduced parasite imported to europe with infected game which is endemic in the austrian wetlands of the danube from vienna to the slovakian border. due to its pathogenicity (especially in roe deer) and its potential of transmission to domestic ruminants a project on the epidemiology and control of this parasite was carried out between 2000 and 2005. to assess distribution faecal droppings from red deer were collected in an area along the danube ...200617009716
integrated control of fascioloides magna infection in northern italy.the following study records ten years' experience in the control of fascioloides magna infection in a fenced area grazed by an overdense red deer population together with free-ranging cattle. during the winter 1977/78 mortality due to a "fascioloidosis-malnutrition syndrome" reduced the deer stock almost by half. control measures were aimed at combatting the fluke in the wild definitive host by the administration of medicated pellets. four flukicides were used over the years: rafoxanide, diamphe ...19892486993
[clinical examination of the blood of red deer (cervus elaphus l.) naturally infested with parasites].in six animals hunted and four immobilized animals of red deer (cervus elaphus l.) of both sexes and of different age, kept at three game preserves in bohemia, the psychological values were ascertained: the number of erythrocytes and leucocytes, the hemoglobin content, the hematocrit, mcv, mch, mchc, the white blood count, the total serum protein, the fractions: albumin, alpha-, beta- and gamma-globulin, the activity of sgot, and sgpt, the alkaline phosphatase and the metabolism of calcium, phos ...1976820034
the origin of the giant liver fluke, fascioloides magna (trematoda: fasciolidae) from croatia determined by high-resolution melting screening of mitochondrial cox1 haplotypes.the high-resolution melting (hrm) method, recently optimized as a reliable technique for population study of the european fascioloides magna populations, was applied to determine an origin of f. magna individuals from croatia. the structure and frequency of mitochondrial cytochrome c oxidase subunit i (439 bp; cox1) haplotypes of 200 croatian flukes coming from 19 red deer (cervus elaphus elaphus) livers were screened and compared with recently determined reference samples of f. magna from all e ...201323609601
wherefrom and whereabouts of an alien: the american liver fluke fascioloides magna in austria: an overview.the giant liver fluke fascioloides magna, an invasive species originating from north america, was recorded in austria in the wild for the first time in 2000. since then, various data concerning the epidemiology in snail intermediate hosts and cervid final hosts have been reported. galba truncatula acts as snail intermediate host, and red deer, roe deer and fallow deer act as final hosts. g. truncatula is abundant throughout the region, especially along muddy shores of slow-flowing branches of th ...201424535172
molecular identification of fascioloides magna (bassi, 1875) from red deer from south-western poland (lower silesian wilderness) on the basis of internal transcribed spacer 2 (its-2).the study was conducted in 2012-2013 on 75 fecal samples of red deer from the lower silesian wilderness which were examined to determine the prevalence of fascioloides magna in the game population. finding liver fluke eggs in a single sample which were larger in size than fasciola hepatica eggs indicated that further molecular analysis was necessarily. the partial sequence (116 bp long) of its-2 of the investigated eggs was identical to the sequences of f. magna from red deer (cervus elaphus) (g ...201425286665
molecular characterization of fascioloides magna (trematoda: fasciolidae) from south-western poland based on mitochondrial markers.the giant liver fluke, fascioloides magna, is a veterinary important liver parasite of free living and domestic ruminants. this originally north american parasite was introduced along with its cervid hosts to europe where it has established three permanent natural foci - in northern italy, central and southern parts of the czech republic and the danube floodplain forests. the first record on fascioloidosis in poland originated from the lower silesian forest in south-western poland and since then ...201526204195
extension of occurrence area of the american fluke fascioloides magna in south-western poland.liver fluke fascioloides magna is a typical parasite of american cervids. the reason for f. magna to appear in poland territory was bringing the american wapiti deer to those forests around 1850. along with these deer the aforementioned fluke was also introduced. the aim of this study was to present the case of finding of this species in cervids in bory zielonogórskie. samples of deer feces were collected in february 2015 in forest district krzystkowice. a total of 16 samples of feces were exami ...201526342504
liver enzymes and blood metabolites in a population of free-ranging red deer ( cervus elaphus) naturally infected with fascioloides magna.we investigated the effects of fascioloides magna infection on the serum biochemistry values of the naturally infected red deer population in eastern croatia. the investigation was performed on 47 red deer with f. magna infection confirmed patho-anatomically in 27 animals (57.4%). fibrous capsules and migratory lesions were found in 14 deer while only fibrous capsules without migratory lesions were found in 13 deer. in 13 deer both immature and mature flukes were found, in 5 deer only immature f ...201121729388
a natural focus of the blood fluke orientobilharzia turkestanica (skrjabin, 1913) (trematoda: schistosomatidae) in red deer (cervus elaphus) in hungary.the large american liver fluke, fascioloides magna - introduced to europe before 1875 - was the first non-indigenous trematode to be detected in hungarian cervids in 1995. as the most precious deer population became infected in the gemenc game reserve a study has been launched to assess the extent and the effect of f. magna infections and to examine the options for the treatment of infected deer populations. livers of red deer shot during regular hunting were submitted for the survey and were in ...201020347227
monitoring and treatment of fascioloides magna in semi-farm red deer husbandry in croatia.the presence of american liver fluke (fascioloides magna) in croatian wild ruminant species was detected for the first time in january 2000. at the same time, the problem of adequate parasitological monitoring and treatment appeared in the captive deer population. quarantine and health screening protocols, as well as migration and transportation influence had to be evaluated in red deer husbandry. non-invasive methods were introduced to estimate the prevalence of f. magna in the semi-farm rearin ...200516244930
fascioloides magna--epizootiology in a deer farm in germany.after initial observations of suspicious cases in 2009, the occurrence of fascioloides (f.) magna in deer of a deer farm located in northeastern bavaria, germany, at the border to the czech republic was confirmed in autumn 2011. in march 2012, the deer were treated for fascioloidosis with triclabendazole. to monitor the epizootiology of fascioloidosis in the farm, 80-100 faecal samples were examined for fascioloides eggs at monthly intervals from june 2012 to june 2013 inclusive. in addition, li ...201526054221
an abattoir study of tuberculosis in a herd of farmed elk.the purpose of this study was to examine the prevalence and distribution of grossly visible lesions of tuberculosis in a herd of 344 north american elk (cervus elaphus) depopulated during a three-month period in 1991. abattoir inspection detected mycobacterial lesions in 134 (39.8%) of the 337 animals received for slaughter. the prevalence of lesions increased with the age of the animals. lesions were predominantly suppurative rather than caseous, and mineralization was less evident than in tube ...19947954222
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