The first is that the skin surface of the bumps is congested and painful when examined or touched by oneself, then this situation is considered to be caused by a local follicular infection, which can be applied locally with anti-inflammatory ointment, such as Bactrim, and if the infection is serious, it can be combined with oral cephalosporin anti-inflammatory drugs to actively control the infection; The second, the small bumps inside can move, but the surface of the skin does not have any changes, this situation is generally considered to be the cause of a sebaceous cyst. If the cyst grows and there is no way to control and treat it with medication, the only way to achieve the goal of treatment is to remove the small cyst wall inside through surgery, and to maintain hygiene and prevent infection after surgery.