Sun allergy - Symptoms and causes - Mayo Clinic
WebAug 20, 2022 · 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.
Sun Allergy: Symptoms, Causes, Treatment & Prevention - Cleveland Clinic
WebMay 4, 2022 · A sun allergy is a condition that causes a rash after a person is exposed to sunlight. There are several types of sun allergies, and reactions can range from mild to severe. The most effective treatment strategy is to avoid the sun or cover your skin, but other treatments may help.
Sun Allergy: Symptoms, Causes, Treatment and More - Health
WebMay 16, 2024 · A sun allergy—sometimes also called photosensitivity—occurs when the skin is hypersensitive to ultraviolet (UV) rays, which the sun naturally emits. Signs of sun allergy can...
Sun Allergy: Rash Symptoms, Diseases, Skin Protection - Verywell …
WebSep 19, 2023 · Sun allergies are known as polymorphous light eruptions (PMLE). Like other allergic reactions, they’re linked to the immune system. As the sun changes your skin—making it hot or inflamed—the immune system reacts as if the changes to your skin are a threat.
Sun allergy - Diagnosis and treatment - Mayo Clinic
WebAug 20, 2022 · 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.
Solar Urticaria: Symptoms, Treatment, and More - Healthline
WebJul 5, 2022 · Solar urticaria, also known as sun allergy, is a rare allergy to sunlight that causes hives to form on skin that’s exposed to the sun. The itchy, reddish spots...
Sun Allergy (Photosensitivity) - Harvard Health
WebMay 7, 2024 · What is a sun allergy? Despite the name, a "sun allergy" is not truly an allergy to the sun. Instead, it is an immune system reaction in the skin triggered by sunlight, most often causing an itchy red rash. The medical term for this condition is Polymorphous Light Eruption (PMLE).
Solar urticaria (sun allergy rash): Treatment, symptoms, and more
WebAug 17, 2017 · What is solar urticaria? Solar urticaria is a rash that occurs on the skin after exposure to sunlight. It is a rash caused by the sun that can affect anyone at any age, but...
Photosensitivity Reactions - Skin Disorders - Merck Manual …
WebDiagnosis |. Treatment |. 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.
A Guide to Solar Urticaria: Skin Hives from Sun Exposure - Healthgrades
WebSep 29, 2022 · Solar urticaria is a photosensitivity or sun allergy. It can cause itchy, red, or skin-colored bumps or patches on areas exposed to the sun, even after a few minutes. Once a person develops solar urticaria, it is usually a chronic disease that flares with repeated sun exposure.