Necrosis of the skin flap after minimally invasive surgery for axillary odorosis, according to the different areas of necrosis, the treatment is different, small area necrosis can be replaced with medicine to grow and heal, and large area necrosis needs to be repaired twice by using surgery. 1. Small area necrosis: if the area of flap necrosis after minimally invasive surgery for armpit odor is small, it needs to be disinfected regularly, change the medication, keep the wound of axillary surgical site dry and clean, and use topical growth factor gel and mupirocin on the wound to promote the healing of the wound and prevent infection. 2. Large necrosis: if the area of necrosis of the skin flap after minimally invasive surgery for armpit odor is large, it is generally necessary to remove the necrotic tissue through surgery, and also need to ensure that the postoperative wound is clean, regular disinfection, dressing change, to see how the wound recovers, and the wound is used to promote wound healing and prevent infection, such as growth factor gel, mupirocin. Any necrosis of the skin flap after minimally invasive axillary surgery should be treated immediately in a regular medical institution to avoid delay and aggravation of the condition. In addition, during the period of wound healing, patients are advised to: avoid strenuous exercise of both upper limbs, avoid lifting heavy objects; eat a light diet, pay attention to rest; pay close attention to the oozing of the axillary wound, if excessive oozing occurs in a short period of time or if there is pain, fever, etc., go to a regular medical institution for consultation immediately.