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Photodermatitis is a skin condition caused by an allergen or skin irritant, that when exposed to UV light causes a rash. People who have photodermatitis need to avoid sunlight, wear clothes that cover their skin, and use sunscreen.
Photosensitivity dermatitis has several causes. Photosensitivity eruptions affect the exposed areas. Most often, these are the following sites. The chemicals that cause irritant reactions may also cause allergic reactions.
Learn about Photodermatitis, find a doctor, complications, outcomes, recovery and follow-up care for Photodermatitis.
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.
Sun allergy is a broad term. It describes several conditions that cause an itchy rash to form on the skin after being in sunlight or other sources of ultraviolet (UV) radiation. Polymorphous light eruption is the most common form of sun allergy. Some people have a hereditary type of sun allergy.
Photosensitivity disorders of the skin are conditions in which an abnormal cutaneous response occurs after exposure to ultraviolet (UV) radiation or visible light.
Photosensitive dermatitis is a condition where a person’s skin develops unusual reactions, such as eczematous eruptions, in response to UV radiation, visible light, or both in sunlight and...
Photosensitivity refers to various symptoms, diseases and conditions caused or aggravated by exposure to sunlight. A rash due to photosensitivity is a photodermatosis (plural photodermatoses). If the rash is eczematous, it is a photodermatitis. A chemical or drug that causes photosensitivity is a photosensitiser.
In phototherapy, a special lamp is used to shine ultraviolet light on areas of the body that are often exposed to the sun. It's generally done a few times a week over several weeks. These steps may help relieve sun allergy symptoms: Avoid sun exposure.
Photodermatoses are caused by an abnormal reaction to sunlight, usually to its ultraviolet component. They are divided into phototoxic and photoallergic reactions to known photosensitizers and idiopathic photodermatoses, in which the photosensitizer is unknown.