Difference between revisions of "Culicoides Hypersensitivity"

Revision as of 10:13, 1 September 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

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	Also known as '''Sweet Itch'''		Also known as '''Sweet Itch'''