Clinical, laboratory and anatomopathological study of caudal vena cava thrombosis in cattle

Autor: Luiz T. Coutinho, Jomel F. Santos, Rodolfo José C. Souto, Nivan A.A. Silva, José Cláudio A. Souza, Carla L. Mendonça, Jobson Filipe P. Cajueiro, José Augusto B. Afonso
Jazyk: English<br />Portuguese
Rok vydání: 2021
Předmět:
Zdroj: Pesquisa Veterinária Brasileira, Vol 41 (2021)
Druh dokumentu: article
ISSN: 1678-5150
56663889
DOI: 10.1590/1678-5150-pvb-6856
Popis: ABSTRACT: This paper aimed to describe the main clinico-epidemiological, laboratory, and anatomopathological findings in 10 cattle affected with caudal vena cava thrombosis. The main clinical signs observed were decreased milk production, reduced appetite, apathy, impairment of ruminal motility, cardiorespiratory disorders (tachycardia and tachypnea), epistaxis, hemoptysis, and ascites. Intercurrent diseases such as mastitis, metritis, and phlebitis were verified. The hematological findings were mild anemia, leukocytosis due to neutrophilia with regenerative left shift, and hyperfibrinogenemia. The pathological exams revealed thrombi in the caudal vena cava, hepatomegaly, ascites, liver abscesses, pulmonary edema and emphysema, and abscesses in the lungs. The association of epidemiological information, clinical signs such as respiratory distress, epistaxis or hemoptysis, in addition to anemia and leukocytosis due to neutrophilia, as well as the occurrence of thrombus in the caudal vena cava as pathological findings, are indicative elements of the clinical picture of vena cava thrombosis in cattle. It is reiterated that this disease has an unfavorable prognosis and, when diagnosed, the animal must be culled.
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