Wound pus is the wound appeared inflammation, infection, wound pus is mostly because of the postoperative care is not proper, such as sweating, the dressing is not breathable, local pollution, bacterial infection caused by and so on. If the wound pus, you need to go to the hospital in time to let the doctor to deal with, first of all, the wound should be opened, the pus inside clean, the surface of the use of povidone-iodine for disinfection, generally need 1-2 days to change the medicine once, to ensure that the wound at the dry, air permeability, aseptic, generally in about 1 week, the wound will be good. If there is a lot of pus and the wound is particularly deep, it is also necessary to open the wound extensively to debride the wound, remove the necrotic tissue inside, and then carry out the second stage of suture.