Cholinergic urticaria is a common chronic inducible urticaria that is caused by sweating. It is sometimes referred to as heat bumps. Cold urticaria presents with very small (1–4 mm) weals surrounded by bright red flares. Cholinergic urticaria is also known as cholinergic angioedema urticaria and heat bumps.
Are hives a disease or disorder?
Hives (urticaria) are red, itchy welts that result from a skin reaction. The welts vary in size and appear and fade repeatedly as the reaction runs its course. The condition is considered chronic hives if the welts appear for more than six weeks and recur frequently over months or years.
Is urticaria a genetic disorder?
Is urticaria hereditary? The vast majority of urticarias are not hereditary.
What is the most common cause of chronic hives?
Thyroid disease is the most commonly reported autoimmune condition in people with chronic hives, followed by rheumatoid arthritis and type 1 diabetes. A study published in September 2013 in the European Journal of Dermatology found that celiac disease is also associated with chronic hives.
Can vitamins help hives?
Adding a vitamin D supplement to your treatment plan may help reduce the symptoms of chronic hives, according to a small study published in January 2014 in the Annals of Allergy, Asthma & Immunology.