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663 bytes removed ,  12:29, 18 March 2011
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*Rare but very contagious
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*Caused by [[Notoedres|''Notoedres cati'']]
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*Grossly:
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**Erythematous papular rash -> scales, crusts, alopecia -> lichenification when chronic
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**Start on neck and ears -> head, face, paws -> generalised
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*Microscopically:
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**Epidermal hyperplasia, spongiosis, crusts
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**Superficial perivascular dermatitis
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==Pathogenesis==
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Infection begins on the ear tips and spreads over the body, a notoedric skin infestation.
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*Causes dermatitis
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*Burrowing of females damages keratinocytes leading to cytokine release
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*Hypersensitivity reaction may occur
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**Eosinophils
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[[Category:Integumentary System - Mite Infections]][[Category:To_Do_-_Clinical]]
 
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