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A bite causes [[Skin Immunologic - Pathology#Culicoides hypersensitivity|'Sweet itch']], a culicoides hypersensitivity reaction. It causes allergic dermatitis of horses, primarily affecting the base of the tail and the withers, and induces an intermediate-type hypersensitivity reaction to the midge saliva.+
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−This parasite is found worldwide and attacks humans and a wide variety of animals. The only genus of the family ''Ceratopogonidae'' of current veterinary significance is ''Culicoides''.
This parasite is found worldwide and attacks humans and a wide variety of animals. The only genus of the family ''Ceratopogonidae'' of current veterinary significance is ''Culicoides''.
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The midge is a vector for several viruses, including [[Bluetongue Virus|Bluetongue]] and [[African Horse Sickness|African horse sickness]].
The midge is a vector for several viruses, including [[Bluetongue Virus|Bluetongue]] and [[African Horse Sickness|African horse sickness]].
−It causes allergic dermatitis of horses, primarily affecting the base of the tail and the withers, and induces an intermediate-type hypersensitivity reaction to the midge saliva, known as [[Skin Immunologic - Pathology#Culicoides hypersensitivity|'Sweet itch']]
−==Identification==
==Identification==
Culicoides are small flies 2-5mm long with a dark colouring, more commonly known as '''biting midges'''. They have a characteristic arched thorax giving a 'hump-backed' appearance. The wings are mottled.
Culicoides are small flies 2-5mm long with a dark colouring, more commonly known as '''biting midges'''. They have a characteristic arched thorax giving a 'hump-backed' appearance. The wings are mottled.
−==Life cycle==
==Life cycle==