UV allergy symptoms

UV allergy is generally divided into first-degree UV allergy and second-degree UV allergy. The symptoms of first-degree UV allergy are diffuse erythema on the part of UV irradiation. The symptoms of second-degree UV allergy are itching, redness, and pus on the part of UV irradiation. In severe cases, vomiting, diarrhea, dizziness and other symptoms may occur.