Fat liquefaction infections do not heal on their own. Fat liquefaction infection is one of the common complications after surgery, especially for obese patients, because the fat layer is thicker, if you don’t take good care of the wound area, it is likely to lead to fat liquefaction infection, and you need to artificially drain out the liquid from the wound area, and then carry out anti-inflammatory bandage, before you can gradually heal. If fat liquefaction occurs after the surgery, it is necessary to delay the removal of stitches, and closely observe the changes of the incision, if accompanied by oozing fluid, oozing blood need to promptly carry out debridement, and then disinfected with iodophor, and then use fresh cloth to bandage the wound, to ensure that the wound area is dry and clean. Fat liquefaction infection will seriously affect the recovery of the wound and needs to be treated early.