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Swine Influenza

Orthomyxoviridae

QuestionAnswer
Two other names: Swine Flu. Hog flu.
Influenza A subtypes: H1N1, H1N2, H3N2
Hosts: Swine, humans, and tukeys
Transmission? Carrier Pigs? Aerosolization and pig-to-pig contact. CARRIER PIGS can harbor the virus for up to 3 months and are responsible for introducing the virus into previously uninfected herds
Replication site: epithelial cells of the nasal, tracheal, and bronchial airways
Factors effecting severity of the disease: Secondary bacT infections and migration of ASCARIS SUUM larvae through the lungs (petechial hemorrhages = death)
T/F. This is a herd disease. TRUE
Mortality rate: uncomplicated cases, pigs recover in 3-6 days and mortality is <1%. Mortality is higher in secondary bacT infections
Created by: lkollmeier
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