Infected pus after breast surgery is uncommon and is mainly related to inattention to care. Patients may have low immunity and resistance after breast surgery. At this time, more attention should be paid to local care, especially the wound site clean, do not pay attention to personal hygiene or premature touch of water, it is easy to cause local wound infection phenomenon, and infection symptoms in the further development of the pus, is not conducive to the recovery of the body after surgery. In reality, most people pay special attention to postoperative care after breast surgery and strictly follow the doctor’s instructions, so the incidence of postoperative infection after breast surgery is low and uncommon. It is recommended that patients who have pus infection after breast surgery can go to the breast surgery department of the hospital, and then have a professional doctor to diagnose and deal with the condition without delay.