The process of sebaceous cyst removal is disinfection, removal of the cyst, suturing and other steps. 1. Disinfection: before the operation, you need to get rid of the hair around the skin, take the lesion as the center, disinfect it with iodophor, and then lay a disinfected towel to anesthetize the local skin. 2. Excision of the cyst: cut the center of the cyst, the direction of the incision should be the same as the skin texture, usually the length of the incision should be smaller than the diameter of the cyst, and then peel off the cyst and the surrounding healthy tissues; if there is any liquid coming out of the cyst, it needs to be carefully disinfected after the removal of the cyst. 3. Suture: after the wound is rinsed and sterilized, the wound will be sutured in layers and bandaged, and the suture is usually removed after one week. After the surgery, patients should pay attention to rest, eat a light diet, avoid eating spicy and stimulating food, and consult a doctor when there are abnormalities.