Systemic granulomatous disease in dairy cattle from Argentina

An outbreak of systemic granulomatous disease of unknown etiology was diagnosed in a dairy herd from Argentina. Eleven out of 211 cows manifested hyperthermia, depression, alopecia, pruritus, decreased milk production and death in most cases. During necropsy, multifocal petechial hemorrhages in glot...

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Main Authors: Odriozola, Ernesto Raul, Dorsch, Matías, Caffarena, Rubén Darío, Moreira, Ana Rita, Fernandez, Eduardo Luján, Morrell, Eleonora Lidia, Canton, German Jose
Format: Artículo
Language:Inglés
Published: Brazilian Association of Veterinary Pathology 2022
Subjects:
Online Access:http://hdl.handle.net/20.500.12123/11845
https://bjvp.org.br/wp-content/uploads/2019/03/v12-n1-5.pdf
https//doi.org/10.24070/bjvp.1983-0246.v12i1p19-23
_version_ 1855484859786461184
author Odriozola, Ernesto Raul
Dorsch, Matías
Caffarena, Rubén Darío
Moreira, Ana Rita
Fernandez, Eduardo Luján
Morrell, Eleonora Lidia
Canton, German Jose
author_browse Caffarena, Rubén Darío
Canton, German Jose
Dorsch, Matías
Fernandez, Eduardo Luján
Moreira, Ana Rita
Morrell, Eleonora Lidia
Odriozola, Ernesto Raul
author_facet Odriozola, Ernesto Raul
Dorsch, Matías
Caffarena, Rubén Darío
Moreira, Ana Rita
Fernandez, Eduardo Luján
Morrell, Eleonora Lidia
Canton, German Jose
author_sort Odriozola, Ernesto Raul
collection INTA Digital
description An outbreak of systemic granulomatous disease of unknown etiology was diagnosed in a dairy herd from Argentina. Eleven out of 211 cows manifested hyperthermia, depression, alopecia, pruritus, decreased milk production and death in most cases. During necropsy, multifocal petechial hemorrhages in glottis and vulva, white multifocal nodules in the liver and splenomegaly with subcapsular petechial hemorrhages were observed. Both kidneys were diffuse pale and enlarged. Systemic granulomatous hepatitis, myocarditis, pancreatitis and nephritis were observed. Water and food samples tested negative for Arsenic and T2 toxin, respectively. Fusarium equiseti was isolated from alfalfa hay samples. Vicia spp. was not consumed by the affected herd and no other cause of vetch-like disease was registered. Other causes of granulomatous lesions (Mycobacterium spp. and fungal infections) were discarded. The systemic granulomatous disease was suggestive of a type IV hypersensitivity reaction. Although the sensitizing agent was not determined, two components of the ration were suspected: cotton seed and bone ash. Both of them were introduced one month prior to the detection of the first affected cow and the disease resolved since they were removed from the diet.
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institution Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina)
language Inglés
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spelling INTA118452022-05-10T11:31:58Z Systemic granulomatous disease in dairy cattle from Argentina Odriozola, Ernesto Raul Dorsch, Matías Caffarena, Rubén Darío Moreira, Ana Rita Fernandez, Eduardo Luján Morrell, Eleonora Lidia Canton, German Jose Ganado de Leche Enfermedades Sistémicas Granuloma Argentina Dairy Cattle Systemic Diseases An outbreak of systemic granulomatous disease of unknown etiology was diagnosed in a dairy herd from Argentina. Eleven out of 211 cows manifested hyperthermia, depression, alopecia, pruritus, decreased milk production and death in most cases. During necropsy, multifocal petechial hemorrhages in glottis and vulva, white multifocal nodules in the liver and splenomegaly with subcapsular petechial hemorrhages were observed. Both kidneys were diffuse pale and enlarged. Systemic granulomatous hepatitis, myocarditis, pancreatitis and nephritis were observed. Water and food samples tested negative for Arsenic and T2 toxin, respectively. Fusarium equiseti was isolated from alfalfa hay samples. Vicia spp. was not consumed by the affected herd and no other cause of vetch-like disease was registered. Other causes of granulomatous lesions (Mycobacterium spp. and fungal infections) were discarded. The systemic granulomatous disease was suggestive of a type IV hypersensitivity reaction. Although the sensitizing agent was not determined, two components of the ration were suspected: cotton seed and bone ash. Both of them were introduced one month prior to the detection of the first affected cow and the disease resolved since they were removed from the diet. EEA Balcarce Fil: Odriozola, Ernesto Raul. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Fil: Dorsch, Matías. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina. Fil: Caffarena, Rubén Darío. Instituto Nacional de Investigación Agropecuaria (INIA). Plataforma de Investigación en Salud Animal. Universidad de la República. Facultad de Veterinaria; Uruguay. Fil: Moreira, Ana Rita. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Fil: Fernández, Eduardo Luján. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Fil: Morrell, Eleonora Lidia. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. Fil: Cantón, Germán José. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina. 2022-05-10T11:26:27Z 2022-05-10T11:26:27Z 2019-05-30 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/11845 https://bjvp.org.br/wp-content/uploads/2019/03/v12-n1-5.pdf 1983-0246 https//doi.org/10.24070/bjvp.1983-0246.v12i1p19-23 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 Brazilian Association of Veterinary Pathology Brazilian Journal of Veterinary Pathology 12 (1) : 19-23 (2019)
spellingShingle Ganado de Leche
Enfermedades Sistémicas
Granuloma
Argentina
Dairy Cattle
Systemic Diseases
Odriozola, Ernesto Raul
Dorsch, Matías
Caffarena, Rubén Darío
Moreira, Ana Rita
Fernandez, Eduardo Luján
Morrell, Eleonora Lidia
Canton, German Jose
Systemic granulomatous disease in dairy cattle from Argentina
title Systemic granulomatous disease in dairy cattle from Argentina
title_full Systemic granulomatous disease in dairy cattle from Argentina
title_fullStr Systemic granulomatous disease in dairy cattle from Argentina
title_full_unstemmed Systemic granulomatous disease in dairy cattle from Argentina
title_short Systemic granulomatous disease in dairy cattle from Argentina
title_sort systemic granulomatous disease in dairy cattle from argentina
topic Ganado de Leche
Enfermedades Sistémicas
Granuloma
Argentina
Dairy Cattle
Systemic Diseases
url http://hdl.handle.net/20.500.12123/11845
https://bjvp.org.br/wp-content/uploads/2019/03/v12-n1-5.pdf
https//doi.org/10.24070/bjvp.1983-0246.v12i1p19-23
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