cholinergic urticaria

cho·lin·er·gic ur·ti·car·i·a

a form of physical or nonallergic urticaria initiated by heat (for example, 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.

Synonym(s): heat urticaria

Farlex Partner Medical Dictionary © Farlex 2012

cho·lin·er·gic ur·ti·car·i·a

(kō'lin-ĕr'jik ŭr'ti-kar'ē-ă)

A form of physical or nonallergic 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 1-2 mm in diameter surrounded by bright red macules.
Synonym(s): heat urticaria.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

cholinergic urticaria

Urticaria that develops after exposure to high ambient temperatures (e.g., after exercise, a warm shower or bath, or during a fever). The hives that develop are typically small (1 to 3 mm) and are often surrounded by erythema. Synonym: generalized heat urticaria

See also: urticaria

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