Rumen and Liver Fluke Infections in Sheep and Goats in Northern and Southern Germany

Paramphistomidosis has recently been identified as an emerging parasitosis in Europe. This study estimated the prevalence of rumen flukes, <i>Fasciola hepatica</i> and <i>Dicrocoelium dendriticum</i>, in small ruminants in Germany and identified occurring rumen fluke species...

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Main Authors: Uta Alstedt, Katja Voigt, Miriam Carmen Jäger, Gabriela Knubben-Schweizer, Yury Zablotski, Christina Strube, Christoph Wenzel
Format: Article
Language:English
Published: MDPI AG 2022-03-01
Series:Animals
Subjects:
Online Access:https://www.mdpi.com/2076-2615/12/7/876
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author Uta Alstedt
Katja Voigt
Miriam Carmen Jäger
Gabriela Knubben-Schweizer
Yury Zablotski
Christina Strube
Christoph Wenzel
author_facet Uta Alstedt
Katja Voigt
Miriam Carmen Jäger
Gabriela Knubben-Schweizer
Yury Zablotski
Christina Strube
Christoph Wenzel
author_sort Uta Alstedt
collection DOAJ
description Paramphistomidosis has recently been identified as an emerging parasitosis in Europe. This study estimated the prevalence of rumen flukes, <i>Fasciola hepatica</i> and <i>Dicrocoelium dendriticum</i>, in small ruminants in Germany and identified occurring rumen fluke species and potential predictors for fluke infections. Pooled fecal samples from 223 sheep farms and 143 goat farms in northern and southern Germany were examined by the sedimentation technique, and molecular species identification was performed on rumen-fluke-positive samples. In sheep, a flock prevalence of 2.2% was detected for rumen flukes. <i>Calicophoron daubneyi</i> was identified on four of five positive farms, while species identification failed in one flock. No rumen fluke eggs were detected in the examined goat herds. <i>F. hepatica</i> eggs were detected in 2.7% of the sheep flocks, while the herd prevalence was 5.6% in goats. Higher prevalence values of 21.1% (sheep) and 7.0% (goats) were observed for <i>D. dendriticum</i>. Mixed grazing with other ruminants and previously identified infections with rumen flukes and/or <i>F. hepatica</i> were identified as predictors for paramphistomidosis. The distribution of the three trematode species followed a geographical pattern associated with conditions favoring the relevant intermediate hosts. <i>C. daubneyi</i> is an established parasite in German sheep at a currently low prevalence.
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spelling doaj.art-718af2d1fe52418986afaf0d361f97b42023-11-30T22:51:36ZengMDPI AGAnimals2076-26152022-03-0112787610.3390/ani12070876Rumen and Liver Fluke Infections in Sheep and Goats in Northern and Southern GermanyUta Alstedt0Katja Voigt1Miriam Carmen Jäger2Gabriela Knubben-Schweizer3Yury Zablotski4Christina Strube5Christoph Wenzel6Clinic for Ruminants with Ambulatory and Herd Health Services, Centre for Clinical Veterinary Medicine, Ludwig-Maximilians-Universität München, 85764 Oberschleissheim, GermanyClinic for Ruminants with Ambulatory and Herd Health Services, Centre for Clinical Veterinary Medicine, Ludwig-Maximilians-Universität München, 85764 Oberschleissheim, GermanyLabor ParaDocs, 85737 Ismaning, GermanyClinic for Ruminants with Ambulatory and Herd Health Services, Centre for Clinical Veterinary Medicine, Ludwig-Maximilians-Universität München, 85764 Oberschleissheim, GermanyClinic for Ruminants with Ambulatory and Herd Health Services, Centre for Clinical Veterinary Medicine, Ludwig-Maximilians-Universität München, 85764 Oberschleissheim, GermanyInstitute for Parasitology, Centre for Infection Medicine, University of Veterinary Medicine Hannover, 30559 Hannover, GermanyClinic for Ruminants with Ambulatory and Herd Health Services, Centre for Clinical Veterinary Medicine, Ludwig-Maximilians-Universität München, 85764 Oberschleissheim, GermanyParamphistomidosis has recently been identified as an emerging parasitosis in Europe. This study estimated the prevalence of rumen flukes, <i>Fasciola hepatica</i> and <i>Dicrocoelium dendriticum</i>, in small ruminants in Germany and identified occurring rumen fluke species and potential predictors for fluke infections. Pooled fecal samples from 223 sheep farms and 143 goat farms in northern and southern Germany were examined by the sedimentation technique, and molecular species identification was performed on rumen-fluke-positive samples. In sheep, a flock prevalence of 2.2% was detected for rumen flukes. <i>Calicophoron daubneyi</i> was identified on four of five positive farms, while species identification failed in one flock. No rumen fluke eggs were detected in the examined goat herds. <i>F. hepatica</i> eggs were detected in 2.7% of the sheep flocks, while the herd prevalence was 5.6% in goats. Higher prevalence values of 21.1% (sheep) and 7.0% (goats) were observed for <i>D. dendriticum</i>. Mixed grazing with other ruminants and previously identified infections with rumen flukes and/or <i>F. hepatica</i> were identified as predictors for paramphistomidosis. The distribution of the three trematode species followed a geographical pattern associated with conditions favoring the relevant intermediate hosts. <i>C. daubneyi</i> is an established parasite in German sheep at a currently low prevalence.https://www.mdpi.com/2076-2615/12/7/876paramphistomidosisrumen flukes<i>Calicophoron daubneyi</i>fasciolosis<i>Fasciola hepatica</i>dicrocoeliosis
spellingShingle Uta Alstedt
Katja Voigt
Miriam Carmen Jäger
Gabriela Knubben-Schweizer
Yury Zablotski
Christina Strube
Christoph Wenzel
Rumen and Liver Fluke Infections in Sheep and Goats in Northern and Southern Germany
Animals
paramphistomidosis
rumen flukes
<i>Calicophoron daubneyi</i>
fasciolosis
<i>Fasciola hepatica</i>
dicrocoeliosis
title Rumen and Liver Fluke Infections in Sheep and Goats in Northern and Southern Germany
title_full Rumen and Liver Fluke Infections in Sheep and Goats in Northern and Southern Germany
title_fullStr Rumen and Liver Fluke Infections in Sheep and Goats in Northern and Southern Germany
title_full_unstemmed Rumen and Liver Fluke Infections in Sheep and Goats in Northern and Southern Germany
title_short Rumen and Liver Fluke Infections in Sheep and Goats in Northern and Southern Germany
title_sort rumen and liver fluke infections in sheep and goats in northern and southern germany
topic paramphistomidosis
rumen flukes
<i>Calicophoron daubneyi</i>
fasciolosis
<i>Fasciola hepatica</i>
dicrocoeliosis
url https://www.mdpi.com/2076-2615/12/7/876
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