If the patient’s skin is touched with certain painful symptoms, it may be related to irritating inflammation and infectious diseases, as follows: 1. Irritating inflammation: The patient’s skin may produce certain irritating inflammation, and if the patient produces diabetes, especially if the diabetes has been formed for a long time and the level of blood sugar control is not too satisfactory, it may induce the formation of certain inflammation of peripheral nerves. If the patient touches the skin with his hands, especially the ends of the limbs, it may produce certain irritating pain symptoms. 2. Infectious diseases: Some people have the above situation only limited distribution, which may be related to the patient producing related infectious diseases, for example, if the patient produces shingles, especially the early stage of shingles formation, it may cause skin contact pain phenomenon because of certain inflammation, and some People who develop the above symptoms may have dermatomalgia.