Category:Urticaria and angioedema
Urticaria is a vascular reaction of the skin characterized by the appearance of wheals. Angioedema, which can occur alone or with urticaria, is characterized by a well-defined, edematous swelling that involves subcutaneous tissues, abdominal organs, and/or upper airway.
The following 36 pages are in this category, out of 36 total. This list may not reflect recent changes (learn more).