Infectious Disease Outbreak Associated with Supplementary Feeding of Semi-Domesticated Reindeer
Source at https://doi.org/10.3389/fvets.2019.00126 . Supplementary winter feeding of semi-domesticated reindeer ( Rangifer tarandus tarandus ) has become more common in Sweden and Norway due to reindeer pasture fragmentation and climatic conditions. With increased corralling and feeding, often assoc...
Published in: | Frontiers in Veterinary Science |
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Online Access: | https://hdl.handle.net/10037/16361 https://doi.org/10.3389/fvets.2019.00126 |
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ftunivtroemsoe:oai:munin.uit.no:10037/16361 2023-05-15T18:04:24+02:00 Infectious Disease Outbreak Associated with Supplementary Feeding of Semi-Domesticated Reindeer Tryland, Morten Nymo, Ingebjørg Helena Sanchez Romano, Javier Mørk, Torill Klein, Joern Rockström, Ulrika 2019-04-18 https://hdl.handle.net/10037/16361 https://doi.org/10.3389/fvets.2019.00126 eng eng Frontiers Media Frontiers in Veterinary Science Tryland, M., Nymo, I.H., Sanchez Romano, J., Mørk, T., Klein, J. & Rockström, U. (2019). Infectious Disease Outbreak Associated with Supplementary Feeding of Semi-Domesticated Reindeer. Frontiers in Veterinary Science, 6 , 126. https://doi.org/10.3389/fvets.2019.00126 FRIDAID 1702892 doi:10.3389/fvets.2019.00126 2297-1769 https://hdl.handle.net/10037/16361 openAccess VDP::Agriculture and fishery disciplines: 900::Agriculture disciplines: 910::Animal feeding: 918 VDP::Landbruks- og Fiskerifag: 900::Landbruksfag: 910::Fôring: 918 alphaherpesvirus contagious ecthyma Fusobacterium parapoxvirus supplementary feeding zoonosis Journal article Tidsskriftartikkel Peer reviewed 2019 ftunivtroemsoe https://doi.org/10.3389/fvets.2019.00126 2021-06-25T17:56:45Z Source at https://doi.org/10.3389/fvets.2019.00126 . Supplementary winter feeding of semi-domesticated reindeer ( Rangifer tarandus tarandus ) has become more common in Sweden and Norway due to reindeer pasture fragmentation and climatic conditions. With increased corralling and feeding, often associated with animal stress, increased animal-to-animal contact, and poor hygienic conditions, an altered range of health challenges and diseases may emerge. An outbreak of three different infectious diseases appeared simultaneously in a reindeer herd in Norrbotten County, Sweden. The animals were corralled and fed silage. Several animals in poor body condition stopped eating, with drool and discoloration of the hair coat around the mouth. There were large, black, necrotic lesions on the tongue and gingiva, with holes perforating the chin, indicative of oral necrobacillosis and Fusobacterium spp. infection. Simultaneously, animals were seen with proliferative lesions in the oral mucosa and on the lips, characteristic of contagious ecthyma and Orf virus infection. Furthermore, three animals had keratoconjunctivitis suggesting exposure to cervid herpesvirus 2 (CvHV2) and possibly secondary bacterial infections. DNA specific for Fusobacterium necrophorum and ORFV was detected in relevant tissue samples. Antibodies against CvHV2 were detected in 10 of 13 diseased and in four of 11 apparently healthy reindeer. Nine animals were found dead or were euthanized during the outbreak. Health risk factors associated with feeding and corralling may severely impact animal welfare and the herder's economy, and may represent an underestimated cost when replacing natural grazing with feeding. Article in Journal/Newspaper Rangifer tarandus Norrbotten University of Tromsø: Munin Open Research Archive Norway Frontiers in Veterinary Science 6 |
institution |
Open Polar |
collection |
University of Tromsø: Munin Open Research Archive |
op_collection_id |
ftunivtroemsoe |
language |
English |
topic |
VDP::Agriculture and fishery disciplines: 900::Agriculture disciplines: 910::Animal feeding: 918 VDP::Landbruks- og Fiskerifag: 900::Landbruksfag: 910::Fôring: 918 alphaherpesvirus contagious ecthyma Fusobacterium parapoxvirus supplementary feeding zoonosis |
spellingShingle |
VDP::Agriculture and fishery disciplines: 900::Agriculture disciplines: 910::Animal feeding: 918 VDP::Landbruks- og Fiskerifag: 900::Landbruksfag: 910::Fôring: 918 alphaherpesvirus contagious ecthyma Fusobacterium parapoxvirus supplementary feeding zoonosis Tryland, Morten Nymo, Ingebjørg Helena Sanchez Romano, Javier Mørk, Torill Klein, Joern Rockström, Ulrika Infectious Disease Outbreak Associated with Supplementary Feeding of Semi-Domesticated Reindeer |
topic_facet |
VDP::Agriculture and fishery disciplines: 900::Agriculture disciplines: 910::Animal feeding: 918 VDP::Landbruks- og Fiskerifag: 900::Landbruksfag: 910::Fôring: 918 alphaherpesvirus contagious ecthyma Fusobacterium parapoxvirus supplementary feeding zoonosis |
description |
Source at https://doi.org/10.3389/fvets.2019.00126 . Supplementary winter feeding of semi-domesticated reindeer ( Rangifer tarandus tarandus ) has become more common in Sweden and Norway due to reindeer pasture fragmentation and climatic conditions. With increased corralling and feeding, often associated with animal stress, increased animal-to-animal contact, and poor hygienic conditions, an altered range of health challenges and diseases may emerge. An outbreak of three different infectious diseases appeared simultaneously in a reindeer herd in Norrbotten County, Sweden. The animals were corralled and fed silage. Several animals in poor body condition stopped eating, with drool and discoloration of the hair coat around the mouth. There were large, black, necrotic lesions on the tongue and gingiva, with holes perforating the chin, indicative of oral necrobacillosis and Fusobacterium spp. infection. Simultaneously, animals were seen with proliferative lesions in the oral mucosa and on the lips, characteristic of contagious ecthyma and Orf virus infection. Furthermore, three animals had keratoconjunctivitis suggesting exposure to cervid herpesvirus 2 (CvHV2) and possibly secondary bacterial infections. DNA specific for Fusobacterium necrophorum and ORFV was detected in relevant tissue samples. Antibodies against CvHV2 were detected in 10 of 13 diseased and in four of 11 apparently healthy reindeer. Nine animals were found dead or were euthanized during the outbreak. Health risk factors associated with feeding and corralling may severely impact animal welfare and the herder's economy, and may represent an underestimated cost when replacing natural grazing with feeding. |
format |
Article in Journal/Newspaper |
author |
Tryland, Morten Nymo, Ingebjørg Helena Sanchez Romano, Javier Mørk, Torill Klein, Joern Rockström, Ulrika |
author_facet |
Tryland, Morten Nymo, Ingebjørg Helena Sanchez Romano, Javier Mørk, Torill Klein, Joern Rockström, Ulrika |
author_sort |
Tryland, Morten |
title |
Infectious Disease Outbreak Associated with Supplementary Feeding of Semi-Domesticated Reindeer |
title_short |
Infectious Disease Outbreak Associated with Supplementary Feeding of Semi-Domesticated Reindeer |
title_full |
Infectious Disease Outbreak Associated with Supplementary Feeding of Semi-Domesticated Reindeer |
title_fullStr |
Infectious Disease Outbreak Associated with Supplementary Feeding of Semi-Domesticated Reindeer |
title_full_unstemmed |
Infectious Disease Outbreak Associated with Supplementary Feeding of Semi-Domesticated Reindeer |
title_sort |
infectious disease outbreak associated with supplementary feeding of semi-domesticated reindeer |
publisher |
Frontiers Media |
publishDate |
2019 |
url |
https://hdl.handle.net/10037/16361 https://doi.org/10.3389/fvets.2019.00126 |
geographic |
Norway |
geographic_facet |
Norway |
genre |
Rangifer tarandus Norrbotten |
genre_facet |
Rangifer tarandus Norrbotten |
op_relation |
Frontiers in Veterinary Science Tryland, M., Nymo, I.H., Sanchez Romano, J., Mørk, T., Klein, J. & Rockström, U. (2019). Infectious Disease Outbreak Associated with Supplementary Feeding of Semi-Domesticated Reindeer. Frontiers in Veterinary Science, 6 , 126. https://doi.org/10.3389/fvets.2019.00126 FRIDAID 1702892 doi:10.3389/fvets.2019.00126 2297-1769 https://hdl.handle.net/10037/16361 |
op_rights |
openAccess |
op_doi |
https://doi.org/10.3389/fvets.2019.00126 |
container_title |
Frontiers in Veterinary Science |
container_volume |
6 |
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1766175769578438656 |