A 44-year-old woman was referred to the University of Utah contact dermatology clinic for evaluation of a recent pruritic eruption on the face and exposed areas of the arms. She had no history of ...

Medically reviewed by Daniel More, MD Key Takeaways Hives can cause red, itchy bumps or welts on the skin.Hives might be ...

Contact urticaria develops at the site(s) of contact of an urticant, and the diagnosis is usually self-evident. It can be divided into an allergic subgroup caused by an IgE-allergen interaction and a ...

"Medical Journeys" is a set of clinical resources reviewed by physicians, meant for the medical team as well as the patients they serve. Each episode of this journey through a disease state contains ...

Urticaria pigmentosa — also known as maculopapular cutaneous mastocytosis (MPCM) — is an itchy rash that shows up most often in children and young adults. The rash may look reddish-brown, gray, ...

It's easy to understand how someone who gets hives for the first time could confuse the sudden appearance of raised, red, or skin-colored bumps with bug bites or other skin conditions, such as eczema.

Chronic urticaria is defined as wheals (hives), angioedema (swelling), or both that have been continuously or intermittently present for at least 6 weeks, 1,2 in contrast to acute urticaria, which is ...

Hives, or urticaria, can occur for many reasons, such as exposure to an allergen or a physical trigger, like pressure from tight clothing. It may also indicate an infection or another underlying ...

--CDX-0159 generally well tolerated to date----Conference call to be held at 7:45 a.m. ET today-- “CDX-0159 is having a profound, beneficial impact for patients in this study, all of whom entered with ...

Vibratory urticaria is a rare condition that causes allergic-like skin reactions after exposure to certain types of vibration, stretching, or friction. Treatment involves trigger avoidance and ...