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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.
The main goal is to identify any urticaria-inducing factors, as the most straightforward course of treatment is to eliminate them, including physical provocation factors, food allergies, etc. Provocations such as double-blinded, placebo-controlled food provocation, pressure, heat, cold, and others should be used if an eliciting factor is ...
Several physical, behavioral, and environmental risk factors contribute to freezing cold injury cases. These include homelessness, inadequate clothing, high altitude, dehydration, and alcohol or tobacco abuse. [6] [7] Individuals with previous cold injury are at increased risk for another cold injury. [7]
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Hives, also known as urticaria, is a kind of skin rash with red and/or flesh-colored, raised, itchy bumps. [1] Hives may burn or sting. [2] The patches of rash may appear on different body parts, [2] with variable duration from minutes to days, and do not leave any long-lasting skin change. [2]
Other symptoms to note: Contact dermatitis appears following exposure to an irritant or allergen, and it’s the most common rash caused by external factors, Dr. Zeichner says. (This can include ...
Dermatographic urticaria is sometimes called "skin writing", as it is possible to mark deliberate patterns onto the skin. The condition manifests as an allergic-like reaction, causing a warm red wheal to appear on the skin. As it is often the result of scratches, involving contact with other materials, it can be confused with an allergic ...
Symptoms of cold sores can vary. The sores may start with a tingling, burning or other sensation, then break open and scab over. Causes of cold sores. Cold sores are caused by the herpes simplex ...