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Respiratory Viral Infections (view source)

Revision as of 11:57, 30 June 2010

679 bytes removed , 11:57, 30 June 2010

→‎In Horses

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===[[Equine Influenza|Equine influenza]]===

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===Equine ~~rhinopneumonitis~~ ===

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===[[Equine Rhinopneumonitis]] ===

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*Causative agent: [[Herpesviridae|equine herpesvirus type 1 and type 4]]

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*Primary viral lesions in [[Nasal Cavity Inflammatory - Pathology|nasal mucosa]] and [[Lungs Inflammatory - Pathology#Infectious causes of pneumonia|lungs]]

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*Mild, transient [[Lungs Inflammatory - Pathology#Bronchointerstitial pneumonia|bronchointerstitial pneumonia]]

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*Latent infection acting as a reservoir

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*Sites of latency: bronchial lymph nodes and trigeminal ganglia

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*Replicates in upper respiratory tract epithelium

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*Disseminated to lower respiratory tract

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*Transported to other organs in T-lymphocytes - viraemia up to 3 weeks

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*Vasculitis, abortion

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*May be accompanied by secondary bacterial infection

Bara

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