Case Report Outbreak of Winter Coccidiosis in calves from Northwestern Argentina
Coccidiosis is an intestinal infection caused by protozoans of the genus Eimeria. When the disease occurs in winter, it is known as winter coccidiosis. In July 2021, two calves were referred to INTA-Salta SDVE to determine the cause of death. These animals belonged to a herd that had shown clinical...
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| Format: | Artículo |
| Language: | Inglés |
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Ediciones INTA
2022
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| Online Access: | http://hdl.handle.net/20.500.12123/13484 |
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| author | Olmos, Leandro Hipolito Avellaneda Cáceres, Agustín Aguirre Castro, Laura Sabrina Sandoval, Gabriela Virginia Medina, Diego M. Vitulli Moya, Marisol Colque Caro, Luis Adrián Micheloud, Juan Francisco |
| author_browse | Aguirre Castro, Laura Sabrina Avellaneda Cáceres, Agustín Colque Caro, Luis Adrián Medina, Diego M. Micheloud, Juan Francisco Olmos, Leandro Hipolito Sandoval, Gabriela Virginia Vitulli Moya, Marisol |
| author_facet | Olmos, Leandro Hipolito Avellaneda Cáceres, Agustín Aguirre Castro, Laura Sabrina Sandoval, Gabriela Virginia Medina, Diego M. Vitulli Moya, Marisol Colque Caro, Luis Adrián Micheloud, Juan Francisco |
| author_sort | Olmos, Leandro Hipolito |
| collection | INTA Digital |
| description | Coccidiosis is an intestinal infection caused by protozoans of the genus Eimeria. When the disease occurs in winter, it is known as winter coccidiosis. In July 2021, two calves were referred to INTA-Salta SDVE to determine the cause of death. These animals belonged to a herd that had shown clinical signs, such as bloody diarrhea, poor condition and death. Subsequently, a visit was made to the establishment in which fecal samples were taken on the farm for parasitological studies and a necropsy was performed to another dead animal from the same rodeo. In addition, meteorological data (Tmax, Tmin and Tmed) were collected in the period prior to the death of the animals and at the time of the outbreak. The three necropsied calves showed thickening of the cecum mucosa, colon
and rectum, with presence of ulcerations in the cecum mucosa and fibrin clots. Average OPG values were 986.6 (±1693.06), ranging between 0 and 5040 OPG and the most prevalent species was Eimeria zuernii. On the other hand, it was observed that the deaths were related to the moment in which the temperatures decreased. Based on the results of the studies, we conclude that the diagnosis is winter coccidiosis. |
| format | Artículo |
| id | INTA13484 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2022 |
| publishDateRange | 2022 |
| publishDateSort | 2022 |
| publisher | Ediciones INTA |
| publisherStr | Ediciones INTA |
| record_format | dspace |
| spelling | INTA134842022-11-30T10:50:10Z Case Report Outbreak of Winter Coccidiosis in calves from Northwestern Argentina Olmos, Leandro Hipolito Avellaneda Cáceres, Agustín Aguirre Castro, Laura Sabrina Sandoval, Gabriela Virginia Medina, Diego M. Vitulli Moya, Marisol Colque Caro, Luis Adrián Micheloud, Juan Francisco Coccidiosis Winter Animal Diseases Calves Cattle Epidemics Invierno Enfermedades de los Animales Ternero Ganado Bovino Argentina Epidemia Región Noroeste, Argentina Coccidiosis is an intestinal infection caused by protozoans of the genus Eimeria. When the disease occurs in winter, it is known as winter coccidiosis. In July 2021, two calves were referred to INTA-Salta SDVE to determine the cause of death. These animals belonged to a herd that had shown clinical signs, such as bloody diarrhea, poor condition and death. Subsequently, a visit was made to the establishment in which fecal samples were taken on the farm for parasitological studies and a necropsy was performed to another dead animal from the same rodeo. In addition, meteorological data (Tmax, Tmin and Tmed) were collected in the period prior to the death of the animals and at the time of the outbreak. The three necropsied calves showed thickening of the cecum mucosa, colon and rectum, with presence of ulcerations in the cecum mucosa and fibrin clots. Average OPG values were 986.6 (±1693.06), ranging between 0 and 5040 OPG and the most prevalent species was Eimeria zuernii. On the other hand, it was observed that the deaths were related to the moment in which the temperatures decreased. Based on the results of the studies, we conclude that the diagnosis is winter coccidiosis. La coccidiosis es una infección intestinal causada por protozoos del género Eimeria. Cuando la enfermedad ocurre en invierno se conoce como coccidiosis de invierno. En julio de 2021, dos terneros fueron remitidos al INTA-Salta SDVE para determinar la causa de la muerte. Estos animales pertenecían a un rebaño que había presentado signos clínicos, como diarrea sanguinolenta, mal estado y muerte. Posteriormente, se decidió realizar una visita al establecimiento en donde se tomaron muestras de heces en la finca para estudios parasitológicos y se realizó la necropsia de otro animal muerto del mismo rodeo en una visita realizada al establecimiento. Sumado a esto, se recolectaron datos meteorológicos (Tmax, Tmin, Tmed) en el periodo previo a la muerte de los animales y al momento del brote. Los tres terneros a los que se les realizó la necropsia mostraron engrosamiento de la mucosa del ciego, colon y recto, con presencia de ulceraciones en la mucosa del ciego y coágulos de fibrina. Los valores medios de OPG fueron 986,6 (±1693,06), oscilando entre 0 y 5040 OPG y la especie de mayor prevalencia fue Eimeria zuernii. Por otro lado, se observó que las muertes estuvieron relacionadas al momento en donde las temperaturas disminuyeron. Con base en los resultados de los estudios, concluimos que el diagnóstico es coccidiosis de invierno. Instituto de Investigación Animal del Chaco Semiárido Fil: Olmos, Leandro Hipólito. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Investigación Animal Chaco Semiarido; Argentina. Fil: Olmos, Leandro Hipólito. Universidad Católica de Salta. Facultad de Ciencias Agrarias y Veterinarias; Argentina Fil: Avellaneda-Cáceres, Agustín. Universidad Católica de Salta. Facultad de Ciencias Agrarias y Veterinarias; Argentina Fil: Avellaneda-Cáceres, Agustín. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Avellaneda-Cáceres, Agustín. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Salta; Argentina Fil: Aguirre, Laura Sabrina. Universidad Católica de Salta. Facultad de Ciencias Agrarias y Veterinarias; Argentina Fil: Aguirre, Laura Sabrina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Aguirre, Laura Sabrina. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Salta; Argentina Fil: Sandoval, Gabriela V. Universidad Católica de Salta. Facultad de Ciencias Agrarias y Veterinarias; Argentina Fil: Sandoval, Gabriela V. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Sandoval, Gabriela V. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Salta; Argentina Fil: Medina, Diego M. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Vitulli Moya, Marisol. Universidad Católica de Salta. Facultad de Ciencias Agrarias y Veterinarias; Argentina Fil: Colque Caro, Luis Adrián. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Investigación Animal Chaco Semiarido; Argentina Fil: Colque Caro, Luis Adrián. Universidad Católica de Salta. Facultad de Ciencias Agrarias y Veterinarias; Argentina Fil: Colque Caro, Luis Adrián. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Micheloud, Juan Francisco. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Investigación Animal Chaco Semiarido; Argentina Fil: Micheloud, Juan Francisco. Universidad Católica de Salta. Facultad de Ciencias Agrarias y Veterinarias; Argentina Fil: Micheloud, Juan Francisco. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina 2022-11-30T10:45:37Z 2022-11-30T10:45:37Z 2022-11 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/13484 1669-2314 0325-8718 eng info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) application/pdf Argentina .......... (nation) (World, South America) 7006477 Ediciones INTA RIA 48 (3) : 204-208 (noviembre 2022) |
| spellingShingle | Coccidiosis Winter Animal Diseases Calves Cattle Epidemics Invierno Enfermedades de los Animales Ternero Ganado Bovino Argentina Epidemia Región Noroeste, Argentina Olmos, Leandro Hipolito Avellaneda Cáceres, Agustín Aguirre Castro, Laura Sabrina Sandoval, Gabriela Virginia Medina, Diego M. Vitulli Moya, Marisol Colque Caro, Luis Adrián Micheloud, Juan Francisco Case Report Outbreak of Winter Coccidiosis in calves from Northwestern Argentina |
| title | Case Report Outbreak of Winter Coccidiosis in calves from Northwestern Argentina |
| title_full | Case Report Outbreak of Winter Coccidiosis in calves from Northwestern Argentina |
| title_fullStr | Case Report Outbreak of Winter Coccidiosis in calves from Northwestern Argentina |
| title_full_unstemmed | Case Report Outbreak of Winter Coccidiosis in calves from Northwestern Argentina |
| title_short | Case Report Outbreak of Winter Coccidiosis in calves from Northwestern Argentina |
| title_sort | case report outbreak of winter coccidiosis in calves from northwestern argentina |
| topic | Coccidiosis Winter Animal Diseases Calves Cattle Epidemics Invierno Enfermedades de los Animales Ternero Ganado Bovino Argentina Epidemia Región Noroeste, Argentina |
| url | http://hdl.handle.net/20.500.12123/13484 |
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