Although buccal fat removal is generally well tolerated, there are always risks to major surgery. Choosing the right surgeon and following all pre-and post-operative instructions will greatly reduce the risk of complications. Some potential risks may include: Bleeding Infection Poor healing of incisions Hematoma Anesthesia risks Fluid accumulation (seroma) Numbness or other changes in sensation Prolonged swelling Injury to branches of the facial nerve, resulting in temporary or permanent facial muscle weakness Injury to a salivary duct Deep vein thrombosis, cardiac and pulmonary complications Asymmetry Suboptimal aesthetic result and/or minimal changes Persistent pain