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Bordetella bronchiseptica (view source)

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===Atrophic Rhinitis===

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===[[Atrophic Rhinitis]]===

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*''B. bronchiseptica'' causes [[Nasal Cavity Inflammatory - Pathology#Bacterial rhinitis|Atrophic rhinitis of pigs]] in association with [[Pasteurella multocida|''Pasteurella multocida'']]

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*Colonises nasopharynx

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*Infection must occur during first few weeks of life

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*Produces dermonecrotic toxin which damages osteoblasts, preventing bone formation

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*Leads to turbinate atrophy without distortion of the snout in uncomplicated infections

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*[[Nasal Cavity Inflammatory - Pathology#Bacterial rhinitis|Atrophic rhinitis]] results when [[Pasteurella multocida|''Pasteurella multocida'']] colonises and produces osteolytic toxin, leading to bone resorption

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*Malformation of snout in growing pigs as well as poor growth

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*increases with high stocking density and poor ventilation

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*Vaccine available

[[Category:Bordetella species]][[Category:Dog]][[Category:Pig]]

[[Category:To_Do_-_Bacteria]]

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