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resumen

Resumen
Blackleg is an infectious disease caused by Clostridium chauvoei. Cardiac blackleg has been reported in ruminants as an uncommon presentation of the disease; its pathogenesis is not understood completely. We include here a literature review of cardiac blackleg and a description of 2 cases in 12–15-mo-old feedlot steers in Argentina. Fourteen of 1,190 steers died suddenly over a period of 10 d. Postmortem examinations were performed on 5 of these animals. [ver mas...]
dc.contributor.authorMorrell, Eleonora Lidia
dc.contributor.authorOdriozola, Ernesto Raul
dc.contributor.authorDorsch, Matías
dc.contributor.authorFiorentino, María Andrea
dc.contributor.authorRivera, María
dc.contributor.authorPoppenga, Robert
dc.contributor.authorNavarro, Mauricio
dc.contributor.authorUzal, Francisco
dc.contributor.authorCanton, German Jose
dc.date.accessioned2022-08-31T10:33:50Z
dc.date.available2022-08-31T10:33:50Z
dc.date.issued2022-08-30
dc.identifier.issn1040-6387 (print)
dc.identifier.issn1943-4936 (online)
dc.identifier.otherhttps://doi.org/10.1177/10406387221120816
dc.identifier.urihttp://hdl.handle.net/20.500.12123/12735
dc.identifier.urihttps://journals.sagepub.com/doi/10.1177/10406387221120816
dc.description.abstractBlackleg is an infectious disease caused by Clostridium chauvoei. Cardiac blackleg has been reported in ruminants as an uncommon presentation of the disease; its pathogenesis is not understood completely. We include here a literature review of cardiac blackleg and a description of 2 cases in 12–15-mo-old feedlot steers in Argentina. Fourteen of 1,190 steers died suddenly over a period of 10 d. Postmortem examinations were performed on 5 of these animals. Grossly, severe, diffuse, fibrinous pericarditis and pleuritis, multifocal necrohemorrhagic myocarditis, diffuse pulmonary congestion, mild splenomegaly, and moderate congestion of meningeal vessels were observed. No significant gross lesions were observed in the skeletal muscles of any animal. Histology was performed on 2 of the steers. The main microscopic features were necrotizing myocarditis with myriad intralesional gram-positive rods with subterminal spores plus fibrinosuppurative pericarditis and pleuritis. C. chauvoei was detected by immunohistochemistry and PCR in the myocardium of both animals. These findings confirm a diagnosis of cardiac blackleg in these 2 steers and presumptively in the other affected animals.eng
dc.formatapplication/pdfes_AR
dc.language.isoenges_AR
dc.publisherAmerican Association of Veterinary Laboratory Diagnosticianses_AR
dc.relationinfo:eu-repograntAgreement/INTA/PNSA-1115054/AR./Enfermedades parasitarias, infecciosas y tóxico metabólicas que afectan la productividad de los bóvidos para producción de carne y leche.es_AR
dc.relationinfo:eu-repograntAgreement/INTA/2019-RIST-E5-I111-001/2019-RIST-E5-I111-001/AR./Laboratorios de Diagnóstico Veterinarioes_AR
dc.rightsinfo:eu-repo/semantics/restrictedAccesses_AR
dc.sourceJournal of Veterinary Diagnostic Investigation 1-8 (agosto 2022)es_AR
dc.subjectGanado Bovinoes_AR
dc.subjectCattleeng
dc.subjectClostridium Chauvoeies_AR
dc.subjectMiocarditises_AR
dc.subjectMyocarditiseng
dc.subjectArgentinaes_AR
dc.titleA review of cardiac blackleg in cattle, and report of 2 cases without skeletal muscle involvement in Argentinaes_AR
dc.typeinfo:ar-repo/semantics/artículoes_AR
dc.typeinfo:eu-repo/semantics/articlees_AR
dc.typeinfo:eu-repo/semantics/publishedVersiones_AR
dc.description.origenEEA Balcarcees_AR
dc.description.filFil: Morrell, Eleonora Lidia. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina.es_AR
dc.description.filFil: Odriozola, Ernesto. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina.es_AR
dc.description.filFil: Dorsch, Matías A. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina.es_AR
dc.description.filFil: Dorsch, Matías A. Instituto Nacional de Investigación Agropecuaria. La Estanzuela; Uruguay.es_AR
dc.description.filFil: Fiorentino, María Andrea. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina.es_AR
dc.description.filFil: Fiorentino, María Andrea. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina.es_AR
dc.description.filFil: Rivera, María E. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina.es_AR
dc.description.filFil: Poppenga, Robert.University of California. School of Veterinary Medicine; Estados Unidos.es_AR
dc.description.filFil: Navarro, Mauricio A. University of California. School of Veterinary Medicine. California Animal Health and Food Safety Laboratory System; Estados Unidos.es_AR
dc.description.filFil: Navarro, Mauricio A.Universidad Austral de Chile. Facultad de Ciencias Veterinarias. Instituto de Patología Animal; Chile.es_AR
dc.description.filFil: Uzal, Francisco A. University of California. School of Veterinary Medicine. California Animal Health and Food Safety Laboratory System; Estados Unidos.es_AR
dc.description.filFil: Cantón, Germán José. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina.es_AR
dc.subtypecientifico


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