Bluetongue - o tissue becomes cyanotic • drooling –...

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Virus Endemic to South and Southwest U.S. --- predominately effects cattle o In Europe and Africa --- mostly effects sheep 25 serotypes o Survives at temperatures of 39-68 degrees Transmission : Culicoides – primary vector Infected embryos and semen Cow-to-calf Fomites (needles, surgical equipment) Incubation = 2 weeks Susceptible species: domestic ruminants o cattle can be asymptomatic carriers o virus remains in blood for 60-80 days wild ruminants (deer) camelids Symptoms : fever – depression swelling of the feet – muzzle – ears – tongue
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Unformatted text preview: o tissue becomes cyanotic • drooling – tongue swells and turns blue • blanching of coronary bands, vesicles If your farm is infected = quarantine, animals must be euthanized ** Similar to FMD BLUETONGUE ** Economic losses to producer = culling animals, wool falls out Prevention :- biosecurity - water management (avoid standing water)- insecticides – spring/summer - vaccinate, decrease exposure...
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Bluetongue - o tissue becomes cyanotic • drooling –...

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