Skin surface pain may be caused by herpes zoster, contact dermatitis, folliculitis and other diseases. 1. Herpes zoster: Herpes zoster is mainly caused by varicella zoster virus infection, and the triggering factors include low immunity and mental stress. Patients will have pain on the surface of the skin, manifested as dull, throbbing pain, and paroxysmal pain, and a few patients may have persistent pain. 2. Contact dermatitis: contact dermatitis is mainly due to skin contact with exogenous substances that irritate the skin or cause allergic reactions. Patients will appear in the local skin burning pain, redness, swelling, itching and other symptoms. 3. Folliculitis: Folliculitis may be caused by skin trauma, hair pulling, shaving, sweating and other factors. Patients will experience localized skin tenderness, pain, itching and other symptoms. There are many other causes of surface pain on the patient’s skin (e.g., dengue), so you can go to the hospital and find out the cause of the disease.