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Jul 19, 2024 · Signs and symptoms may include: Itchiness (pruritus) Stinging. Tiny bumps that may merge into raised patches. A flushing of the exposed area. Blisters or hives. Symptoms usually occur only on skin that has been exposed to the sun or other source of UV light. Symptoms show up within minutes to hours after sun exposure.
Jul 19, 2024 · Diagnosis. Your health care provider may diagnose sun allergy by looking at your skin. You might need tests, such as: Ultraviolet (UV) light testing. Also called phototesting, this exam is used to see how your skin reacts to light from a special lamp. This can help pinpoint which type of sun allergy you have.
Mar 15, 2022 · People may rarely have other symptoms such as fever and chills. In polymorphous light eruption, eruption refers to the rash, which usually appears 30 minutes to several hours after sun exposure. The rash usually appears on areas of the body that are covered during winter but exposed in summer such as the upper chest, front of the neck and arms.
The most effective treatment for sun allergy is avoiding sun exposure. For people who cannot avoid the sun or who have more intense reactions, certain treatments may help: Antihistamines such as loratadine, fexofenadine and cetirizine. Corticosteroids such as prednisone. Creams to ease itchiness.
Prevention. Photosensitivity, sometimes referred to as a sun allergy, is an immune system reaction that is triggered by sunlight. Sunlight can trigger immune system reactions. People develop itchy eruptions or areas of redness and inflammation on patches of sun-exposed skin. The diagnosis is usually based on a doctor's evaluation.
- Julia Benedetti
Jul 5, 2022 · The main symptoms of sun allergy are reddish patches on your skin that itch, sting, and burn. The rash may be more likely to affect the areas of your skin that usually aren’t exposed to sunlight ...
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Jul 14, 2017 · Mayo Clinic dermatologist Dr. Dawn Davis says the sun can cause a variety of reactions when it comes in contact with your skin. Some skin conditions prompted by sun exposure are rare; yet, others happen frequently, especially in summer. Watch: The Mayo Clinic Minute. Journalists: Broadcast-quality video pkg (0:57) is in the downloads.
