Itchy palms when cold are considered to be related to cold urticaria, Raynaud’s syndrome and other diseases. 1. Cold urticaria: Cold urticaria, a subtype of physical urticaria. When the patient comes into contact with cold substances or is exposed to a cold environment, the skin surface may appear to be a windy, angioedematous edema, skin with swelling, redness, burning, itching sensation. 2. Raynaud’s syndrome: Raynaud’s syndrome may be an autoimmune disease, such as systemic lupus erythematosus. It may also be caused by external conditions such as emotional excitement or cold. The main manifestation is cold fingers or toes. Cold, stress and emotional agitation may cause a change in skin color. There are several possible causes for itchy palms when cold. It is recommended to pay attention to the hands of the cold and warm, avoid blind use of medication, if necessary, to the hospital dermatology consultation, improve the examination to clarify the cause of the disease, under the guidance of the doctor for targeted treatment.