Table 1 Classification of chronic urticaria
From: Management of chronic urticaria in children: a clinical guideline
Clinical type | Subtype | Trigger/co-morbidities |
|---|---|---|
Chronic Spontaneous Urticaria (CSU) | CSU with AE CSU without AE | • Autoimmunity • Infections • Others? |
Chronic Inducible Urticaria (CIU) | CIU with AE CIU without AE | Physical • Aquagenic • Cold • Delayed pressure • Dermographism • Heat • Solar • Vibratory Non-physical • Cholinergic • Medications or allergens |