Studies suggest that between 80% and 90% of cases are idiopathic. Even with an extensive diagnosis, a cause may never be found. Dermatographism is a form of pressure urticaria in which hives will ...

Chronic urticaria (CU) is a dermatological condition characterized by recurrent wheals (hives), angioedema (deep ... CU is primarily driven by autoimmune or idiopathic mechanisms.

Urticaria highlights from AAD 2025 include late-breaking results from a phase 1b/2a study of the anti-c-Kit antibody ...

Chronic spontaneous urticaria is an idiopathic syndrome defined by recurring itch, hives, or angioedema (or a combination of these symptoms) for more than 6 weeks. Remibrutinib, an oral ...

The changing therapeutic landscape for urticaria, angioedema, and anaphylaxis is evidenced by emerging treatments reported at ...