BVD has many faces. The course of infection depends on the state of the affected animal (immunity, gestation) as well as on the virus strain causing the infection. In a naive animal, BVD will cause an acute infection. Depending on the pathogenetic properties of the virus, it will be mild or severe...
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MD is in the majority of cases diagnosed on the basis of anorexia, raised temperature, therapy-resistant watery or bloody diarrhoea, serous to muco-purulent nasal secretion and cough...
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