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| Cholinergic urticaria | |
|---|---|
 | |
| CU on the volar aspect of the forearm | |
| Specialty | Dermatology  |
| Symptoms | Tiny "itchy" wheals and small papular bumps on a reddish background.[1] |
| Causes | Unclear (triggered by heat) |
| Treatment | Medications, sweat therapy |
Cholinergic urticaria or also known as (CholU) and CU, is a rare form of hives (urticaria) that is triggered by an elevation in body temperature, breaking a sweat, or exposure to heat. It is also sometimes called exercise-induced urticaria or heat hives. The condition is considered to be one of the many rarest forms of allergies known to medical science.[2]
- ^ James, William D.; Elston, Dirk; Treat, James R.; Rosenbach, Misha A.; Neuhaus, Isaac (2020). "7. Erythema and urticaria". Andrews' Diseases of the Skin: Clinical Dermatology (13th ed.). Elsevier. pp. 151–152. ISBN 978-0-323-54753-6.
- ^ "Do You Know These 8 Rare Allergies?". Health. Retrieved 2024-06-05.