Cholinergic Urticaria

Cholinergic urticaria is the name given to hives that are precipitated by an increase in core body temperature. This is also referred to as generalized heat urticaria. One of the most common triggers is exercise. This entry discusses cholinergic urticaria, its triggers, how to diagnose and test for it, and how to treat and prevent it.


Cholinergic urticaria is believed to account for 5% of all cases of chronic urticaria and about 30% of all physical urticaria. About 15% of the general population will experience an episode of cholinergic ...

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