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Photodermatitis, sometimes referred to as sun poisoning or photoallergy, is a form of allergic contact dermatitis in which the allergen must be activated by light to sensitize the allergic response, and to cause a rash or other systemic effects on subsequent exposure. The second and subsequent exposures produce photoallergic skin conditions ...
Start with over-the-counter treatments first. For instance, if your skin looks dry, use a gentle moisturizer, Hu advises, and if the rash itches, use an over-the-counter cortisone cream for a week ...
Perioral Dermatitis. Perioral dermatitis is a red rash that appears around your mouth and nose and causes red, inflamed, swollen bumps on the lower half of your face, says Dr. Parikh. The rash is ...
Polymorphous light eruption ( PLE) presents with itchy red small bumps on sun-exposed skin, particularly face, neck, forearms and legs. [ 1] It generally appears 30 minutes to a few hours after sun exposure and may last between one and 14 days. [ 3] The bumps may become small blisters or plaques and may appear bloody, [ 3] often healing with ...
Signs and symptoms. 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 ...
Phytophotodermatitis, also known as berloque dermatitis, [ 1][ 2][ 3] margarita photodermatitis, [ 4][ 5] lime disease[ 6] or lime phytodermatitis[ 6] is a cutaneous phototoxic inflammatory reaction resulting from contact with a light-sensitizing botanical agent (such as lime juice) followed by exposure to ultraviolet A (UV-A) light (from the ...
In people with Cushing syndrome, “too much cortisol leads to a more rounded face, pinkish red cheeks, thinner skin with easy bruises, a puffy neck, and a worsening upper back hump,” Dr. Ghalib ...
Schamberg's disease, or progressive pigmented purpuric dermatosis, is a chronic discoloration of the skin which usually affects the legs and often spreads slowly. This disease is more common in males and may occur at any age from childhood onward. This condition is observed worldwide and has nothing to do with race or ethnic background.