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Cold urticaria (essentially meaning cold hives) is a disorder in which large red welts called hives (urticaria) form on the skin after exposure to a cold stimulus. [1] The hives are usually itchy and often the hands, feet and other parts of the body will become itchy and swollen as well.
It’s true that breaking out in hives is an uncomfortable experience, but hives are temporary. “For most people who have hives, the episode will end, and their skin will be better within a few ...
As it is often the result of scratches, involving contact with other materials, it can be confused with an allergic reaction, when in fact it is the act of being scratched that causes a wheal to appear. These wheals are a subset of urticaria (hives), and appear within minutes, in some cases accompanied by itching. The first outbreak of ...
Cholinergic urticaria (CholU, CU) is a form of hives that is triggered by an elevation in body temperature, breaking a sweat, or exposure to heat.It is also sometimes called exercise-induced urticaria or heat hives.
From stress to allergic reactions, these are some common reasons you could be breaking out in hives.
It is also important to rule out systemic diseases that can cause hives, such as vasculitis (urticarial vasculitis), Schnitzler's syndrome, Gleich's syndrome, or thyroid disease. [32] The specific symptoms, triggers, and results of skin and blood tests can help differentiate autoimmune urticaria from these other conditions.
The most common symptoms of chronic spontaneous urticaria are angioedema and hives that are accompanied by itchiness. Chronic spontaneous urticaria, despite its cause being unknown, is linked to a higher prevalence of autoimmune diseases , and is often worsened by triggers like stress, infections, certain foods, or nonsteroidal anti ...
Physical urticaria is a distinct subgroup of urticaria (hives) that are induced by an exogenous physical stimulus rather than occurring spontaneously. [1] There are seven subcategories that are recognized as independent diseases. [2] [3] Physical urticaria is known to be painful, itchy and physically unappealing; it can recur for months to ...