Itchy leg sockets may be caused by physiological factors such as inadequate skin cleansing, followed by eczema, contact dermatitis and other diseases. 1. Physiological factors: If personal skin cleaning is not in place, omitting to clean the leg sockets will lead to localized residual dirt, thus triggering itchy conditions. 2. Eczema: the cause of eczema is not clear, genetic, immune abnormalities, as well as environmental, infectious and other factors may cause the disease. Eczema usually appears red spots, papules and blisters, itching and other conditions, the disease can occur in all parts of the body. 3. Contact dermatitis: its formation may be caused by skin contact with exogenous sensitizing substances or irritating substances, the patient’s clinical manifestations of erythema, edema, papules and itching and other symptoms, if the patient’s leg socket contact with the causative agent, may cause itching. There are many reasons for itchy leg sockets, and after eliminating physiological factors, it is recommended that patients seek medical examination to clarify the cause of the disease.