Chronic spontaneous urticaria is an idiopathic syndrome defined by recurring itch, hives, or angioedema (or a combination of ...

Skin reactions can be alarming, especially when they appear suddenly. Many people struggle to tell the difference between ...

Xyzal (levocetirizine) and Zyrtec (cetirizine) are over-the-counter (OTC) allergy medications. Learn about their key ...

The severity of a patient’s chronic spontaneous urticaria impacted several outcomes, including quality of life and treatment ...

Some people may experience hives, also known as urticaria, just before or during their period. This is due to hormonal allergies from an increase in progesterone levels during menstruation.

Chronic urticaria (CU) is a dermatological condition characterized by recurrent wheals (hives), angioedema (deep tissue swelling), or both, persisting for over 6 weeks. 1 Unlike acute urticaria ...

To improve patient understanding and adherence to treatment, I explain that CSU differs fundamentally from allergic hives. While allergic reactions are triggered by external allergens such as ...