Itchy hands may be due to hand eczema, contact dermatitis, ringworm and other factors. 1. Hand eczema: this is a dermatitis that occurs in the hands, mainly due to infection, physical stimulation and other factors, manifested in the hands of erythema, blisters, scabs, accompanied by painful and itchy symptoms. 2. contact dermatitis: the patient’s hands in contact with certain external substances caused by the hands of inflammatory skin disease, mainly manifested in the contact area of the skin erythema, papules with itching. 3. Ringworm: This is caused by the infection of the skin of the hands by dermatophytes, which can be spread by direct or indirect contact. There are hyperkeratotic lesions on the palms of the hands and fingers, accompanied by flaking, blistering, dryness and itching. Itchy hands may also have other causes, so you need to cooperate with the doctor to improve the relevant examination to determine the cause, and then do targeted treatment and treatment.