Aquagenic urticaria

Aquagenic urticaria (AquaU) is a rare variant of chronic inducible urticaria. In AquaU wheals occur after skin contact with water.

AquaU can be classified as:

- familial AquaU (FAquaU, 18%)
- acquired AquaU (AAquaU, 82%)

The use of second-generation H1 antihistamines (2ndAH1) was reported most often to achieve marked improvement in AquaU

The use of topical therapies in AquaU has controversial efficiency.

More in JACI-IP:
https://www.jaci-inpractice.org/article/S2213-2198(22)00477-9/fulltext

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