Difference between revisions of "Culicoides Hypersensitivity"
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m (Text replace - "Category:To Do - Blood" to "Category:To Do - BloodCategory:To Do - Clinical") |
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[[Category:Allergic Skin Diseases]][[Category:Dermatological Disorders - Horse]][[Category:To Do - Clinical]] | [[Category:Allergic Skin Diseases]][[Category:Dermatological Disorders - Horse]][[Category:To Do - Clinical]] | ||
− | [[Category:To Do - Blood]][[Category:To Do - | + | [[Category:To Do - Blood]][[Category:To Do - SophieIgnarski]] |
Revision as of 18:53, 31 August 2010
Also known as Sweet Itch
- Usually involves Type I reaction and Type IV reaction due to salivary antigens of Culicoides sp.
- May be seasonally recurring or continuous depending on climate
- Grossly:
- Papules, crusts, alopecia, excoriations, lichenification
- Microscopically:
- Superficial and dep perivascular dermatitis
- Many eosinophils
- Epidermal hyperplasia
- Hyperkeratosis
- Dermal fibrosis
- Possibly eosinophilic folliculitis, intraepidermal pustules and eosinophilic granulomas