There are more possibilities for bumps on the skin, and the treatment varies widely depending on the disease. Broadly divided into the following categories: 1, allergic diseases such as allergic dermatitis, eczema, papular urticaria, etc., most of which have itchy performance. Topical application of cymbopogon cream, Eudragol, Eloson, etc. to stop itching is sufficient. Pay attention to the search for triggers, actively avoid, during the treatment of spicy stimulation, less spreading scratch local. 2, viral infection caused by warts such as common warts, flat warts and so on. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. 3, bacterial diseases such as folliculitis, boils, etc. Mostly red papules with pain, may have yellow discharge, topical iodophor, fusidic acid ointment, polymyxin B, etc., 2 times a day, usually 5-7 days can be cured. 4, photoaging diseases such as seborrheic keratosis, is the skin color, mung bean to soybean size reddish-brown hard texture of the papule, available laser, cryotherapy, life pay attention to sun protection. 5, skin redundancy such as skin soft fibroids, there is a tip-like and skin connected, laser or electric cautery treatment can be. Correct diagnosis is a prerequisite for treatment, and the above is for reference only as the bumps on the skin alone cannot be diagnosed.