A big risk. Surgical risks in mandibular angle plastic surgery include nerve damage and bleeding, which can easily lead to infection if the bleeding is not treated properly. In addition, surgical risks also include some postoperative complications such as difficulty in opening the mouth due to joint damage. For example, incomplete awakening from anesthesia may cause aspiration of oral secretions, blood, etc., which may also cause life-threatening consequences. Plastic surgery is not recommended unless it affects daily life.