7 answers about angioedema


LearnInflammationUnderstanding and treating chronic hives7 answers about angioedema
Angioedema
Symptoms
Angioedema without hives
Causes
Hereditary and acquired
Chronic urticaria
Treatment
Complications
Sources

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Angioedema

Urticaria, commonly known as hives, is a rash of red, inflamed, itchy welts that occur on the surface of the skin. Angioedema is sometimes described as hives that occur beneath the skin. Up to half of people who experience hives also experience angioedema.

Here, we look at answers to some common question about angioedema.

Written by Jameson Kowalczyk.
Medically reviewed by Mark Arredondo, MD.July, 2025
Updated onAugust, 2026

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