Small transparent blisters on the arms in summer may be related to solar dermatitis, herpes zoster, contact dermatitis and so on. 1. Solar dermatitis: because the arm is not protected from the sun, after ultraviolet sun exposure can lead to erythema, itching, blisters and other symptoms on the exposed parts of the skin. 2. Herpes zoster: this is a viral skin disease caused by varicella zoster virus, common unilateral upper limbs can be seen erythema, papules, clusters of blisters, accompanied by pain. 3. contact dermatitis: may be wearing short sleeves in the summer, will come into contact with some plants, etc., caused by the inflammatory reaction of the skin at the contact site, can show erythema, edema, can be accompanied by papules, blisters and other symptoms. Summer arm transparent blisters can also be seen in other causes, it is recommended to consult a doctor in a timely manner, follow the doctor’s instructions for the relevant examination, in the doctor’s help to clarify the cause, and targeted treatment or treatment.
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