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Category:Rickettsiales (view source)

495 bytes removed , 20:21, 14 May 2010

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~~===Potomac horse fever===~~

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[[Ehrlichia risticii]]

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*Caused by ''Ehrlichia risticii''

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*Occurs during the summer

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*Fluke vector

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*Infects epithelial cells of colon and [[Monocytes - WikiBlood]]~~, macrophages and mast cells~~

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*Clinical signs

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**Fever, anorexia, depression, diarrhoea, colic, leukopenia, laminitis

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*30% mortality

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*Can cause abortion

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*Hyperaemia of large intestine at post mortem

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*Diagnosis

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**Seroconversion detected by indirect immunofluorescence or ELISA

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*Treatment and control

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**Oxytetracycline for 1 week

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**Inactivated vaccines

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===Equine granulocytic ehrlichiosis===

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