Our Hives (Urticaria & Angioedema) Main Article provides a comprehensive look at the who, what, when and how of Hives (Urticaria & Angioedema)

Definition of Angioedema

Angioedema: Like hives, but affects deeper skin layer.

Last Editorial Review: 8/28/2013

Allergy Pictures Slideshow: 10 Common Allergy Triggers

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