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Psoroptes (view source)

Revision as of 22:34, 5 April 2010

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~~====~~''Psoroptes cuniculi''~~====~~

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[[Psoroptes cuniculi|''Psoroptes cuniculi'']]

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*Parasite of rabbits

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*Common among conventional rabbits

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*Transmitted via contact

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*Adapted to living in an aural environment

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~~'''Pathogenesis'''~~

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*The ears are painful and intensely pruritic

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*Affected rabbits shake their heads and scratch their ears

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*The inner surfaces of the pinnae are covered with brown, scaly, fetid material, and the skin beneath is raw

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*Mites are grossly visible

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*Histologically, there is chronic erosive and proliferative eosinophilic dermatitis

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**The mites are non-burrowing and thus are found only in the exudate, not in the tissue

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~~'''Diagnosis'''~~

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*Microscopic examination for mites (low magnification)

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*Appearance

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~~'''Control'''~~

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*Infestations are difficult to eliminate from a colony

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**Ivermectin is usually effective

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**No licensed product for horses in the UK

**Cattle and rabbits can be treated with avermectins, milbemycins or topical acaricides

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[[Category:Non-Burrowing Mites]]

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