Nasal base surgery can maximize the improvement of nasal base depression, but there may be certain risks in the surgery, as follows: 1, swelling and bruising: swelling and bruising may occur in the nose after the surgery, if you do the separation of subperiosteum, around the eyes may also be obvious bruising, these inflammatory reactions will basically subside in two weeks or so; 2, infection: due to the expansion of the material inside the microporous, once the infection occurs, it will be harder to Local redness: local redness is a common phenomenon, physiological redness will disappear within 1-2 days, if more than 3 days still does not disappear, the patient should go to the hospital in time to deal with; 4, prosthesis rejection reaction: prosthesis rejection reaction is manifested in the nose for a long time redness and swelling, and other symptoms; 5, other: displacement of the prosthesis, local rigidity, but there will be a period of recovery after the operation, and some of the symptoms will be recovered after the recovery period. Some of the candidates’ symptoms will recover. Although the surgery will have certain complications, not every patient will have these symptoms after surgery. As long as you follow the doctor’s instructions and do a good job of postoperative care, you can avoid these situations.