Angioedema

Angioneurotic edema; Welts; Allergic reaction - angioedema; Hives - angioedema

Angioedema is swelling that is similar to hives, but the swelling is under the skin instead of on the surface.

Hives are often called welts. They are a surface swelling. It is possible to have angioedema without hives, and many times angioedema can come with hives.

Causes

Symptoms

Exams and Tests

Treatment

Outlook (Prognosis)

When to Contact a Medical Professional