Unexplained itching of arm skin

Pruritus is a symptom of skin itching. Pruritus is a disease with only itching symptoms, but no primary skin lesions. Local skin itching often and local friction stimulation, dry skin and living habits, such as excessive washing, scratching, etc. can cause local skin itching. Clinically, it is necessary to clarify the causes of skin itching, remove the cause, and symptomatic treatment. Pruritus can be external itching ointment, such as compound camphor cream, mometasone furoate cream. If necessary, oral antihistamine drugs. The above health science knowledge is for reference only.