
Cholinergic urticaria (CU) is one of the physical urticaria (commonly referred to as hives), which is provoked during sweating events. ==History== CU was first described by Duke in 1924. The term cholinergic is derived from the finding that hives similar to those of CU can be evoked using cholinergic agonists (e.g. methacholine). ==Symptoms== CU t...
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http://en.wikipedia.org/wiki/Cholinergic_urticaria

A form of physical or non-allergic urticaria initiated by heat (e.g., hot baths, physical exercise, pyrexia, exposure to sun or to a warm room) or by excitement; the rather distinctive lesions consist of pruritic areas 1 to 2 mm in diameter surrounded by bright red macules. ... Synonym: heat urticaria. ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973

a type of physical urticaria, usually evoked by exertion, stress, or increased environmental heat. It is thought to be a nonimmunologic hypersensitivity reaction in which acetylcholine released from parasympathetic or motor nerve terminals induces release of mediators from mast cells.
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http://www.encyclo.co.uk/local/21001

Type: Term Definitions: 1. a form of physical or nonallergic urticaria initiated by heat (hot baths, physical exercise, pyrexia, exposure to sun or to a warm room) or by excitement; the rather distinctive lesions consist of pruritic areas 1-2 mm in diameter surrounded by bright red macules. Synonyms: heat urticaria
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http://www.medilexicon.com/medicaldictionary.php?t=96197
No exact match found.