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      Intoxicação por Trema micrantha (Ulmaceae) em caprinos no Estado de Santa Catarina Translated title: Poisoning by Trema micrantha (Ulmaceae) in goats in the State of Santa Catarina

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          Abstract

          Vinte e cinco caprinos, criados em piquetes, morreram nos cinco dias subsequentes ao fornecimento de folhas de Trema micrantha (fam.Ulmaceae), uma árvore com nome comum de grandiúva. Quatro caprinos foram necropsiados e amostras de vísceras foram coletadas para exame histológico. As principais alterações clínicas foram: apatia, anorexia, cabeça apoiada contra obstáculos, decúbito e morte. Achados macroscópicos incluíram sufusões no epicárdio e endocárdio; fígado levemente amarelado e com padrão lobular evidente e, em um caso, acompanhado de hemorragias multifocais. Na histologia observou-se necrose hepática, que variava de centrolobular a massiva, compatível com hepatopatia tóxica. No SNC havia satelitose, tumefação neuronal, edema periaxonal, perivascular. O diagnóstico de intoxicação por Trema micrantha foi baseado no quadro clínico e lesional de hepatite tóxica associado ao uso da planta para alimentação de caprinos.

          Translated abstract

          Twenty five goats, maintained in paddocks, had died in five subsequent days after have been offered leaves, mixed in the ration, of Trema micrantha, a tree commonly called grandiúva. Four animals were necropsied and samples were collected for histopathology. Clinical signs included apathy, anorexia, head pressing against obstacles, decubitus and death. Macroscopic findings included suffusions in the epi- and endocardium, a yellowish liver with pronounced lobular pattern, in one goat, the liver presented additionally multiple visible hemorrhages. Histological examination revealed centrilobular to massive hepatic necrosis consistent with acute liver toxicosis. In the brain, satelitosis, neuronal swelling, and perineuronal and perivascular edema was found. The diagnosis of poisoning by Trema micrantha was based in the clinical picture characteristic of toxic hepatitis associated in the feeding of the plant to the goats.

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          Most cited references24

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          Árvores Brasileiras-Manual de Identificação e Cultivo de Plantas Abóreas Nativas do Brasil

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            Intoxicação por Cestrum laevigatum Schlecht., a causa de mortandades em bovinos no estado do Rio de Janeiro

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              Spontaneous poisoning by Trema micrantha (Ulmaceae) in goats

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                Author and article information

                Contributors
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Journal
                pvb
                Pesquisa Veterinária Brasileira
                Pesq. Vet. Bras.
                Colégio Brasileiro de Patologia Animal - CBPA (Rio de Janeiro )
                1678-5150
                March 2010
                : 30
                : 3
                : 191-194
                Affiliations
                [1 ] Universidade do Estado de Santa Catarina Brazil
                [2 ] Universidade do Estado de Santa Catarina Brazil
                Article
                S0100-736X2010000300001
                10.1590/S0100-736X2010000300001
                78b1512a-ec29-48fa-8073-fc73ae369117

                http://creativecommons.org/licenses/by/4.0/

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                SciELO Brazil

                Self URI (journal page): http://www.scielo.br/scielo.php?script=sci_serial&pid=0100-736X&lng=en
                Categories
                VETERINARY SCIENCES

                General veterinary medicine
                Poisonous plants,Trema micrantha,Ulmaceae,grandiúva,plant poisoning,hepatotoxic plants,goats,Plantas tóxicas,intoxicação por planta,planta hepatotóxica,caprinos

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