The hazards of liposuction surgery include: localized infection, sensory abnormalities, flap necrosis and so on. 1. Local infection: liposuction surgery is generally more traumatic, easy to cause local infection, fluid accumulation and other conditions, delayed healing and other problems, so you need to choose a regular experienced plastic surgeon to treat the surgery, and you need to follow the doctor’s orders to use antibiotics to prevent infection after the surgery. 2. Sensory abnormalities: numbness and pins and needles sensation, ants sensation, etc. are common after liposuction, mainly due to liposuction surgery damage to the peripheral nerves, generally 1-3 months after liposuction gradually recover, if the symptoms are serious, we recommend timely follow-up assessment at the surgeon. 3. Skin flap necrosis: If liposuction surgery sucks out too much subcutaneous fat in the local area and destroys the blood circulation of the skin, there may be a decrease in blood supply to the skin, prolonging the recovery, or even localized skin flap necrosis in severe cases. This needs to be avoided mainly by the surgeon relying on experience. Any surgery has risks, and liposuction surgery is a relatively traumatic surgery, it is recommended to consider carefully, choose the surgery must choose a regular plastic surgery hospital and experienced doctors to carry out.