Got Hives? What You're Itching to Know about Chronic Urticaria
HEALTH AND WELLNESS
Article from BPT Website
(BPT) - If you've had hives, you know how challenging they can be. But you may not know that there is more than one type of hives, or urticaria, and that treatments are available. A brief episode of hives is a nuisance, but when symptoms persist for weeks, months or years, it can take a physical and psychological toll.
What is urticaria?
Urticaria is a rash causing round, swollen areas on the skin. It can be tender, itchy and/or painful. People with light skin may see red, raised bumps or welts. In people of color, hives may match the color of surrounding skin or appear slightly lighter or darker. They may appear all over your body or in one area.
Urticaria occurs when chemical compounds involved in the body's inflammatory and immune responses are released. One of these chemicals is histamine, which is released by mast cells
and basophils. When this release happens in the skin's outer layers, it results in hives.
Most hives resolve quickly, but they can become chronic. Acute urticaria refers to hives lasting one day to six weeks. Chronic urticaria means the hives have lasted for six weeks or longer. For many people, the cause is unknown.
Chronic urticaria is a rare condition that occurs in only 23 out of 10,000 people, though the actual number may be higher, since many people do not report or recognize the symptoms. Chronic urticaria is most common in adults aged 40-59. More women than men are affected, and more Black Americans and other ethnic groups are affected. There are two types:
* Chronic idiopathic urticaria (also called chronic spontaneous urticaria) is not triggered by external factors. In many cases, the cause could be an autoimmune