A case of maxillary partial aseptic necrosis after Le Fort I osteotomy

摘要: Abstract While orthognathic surgery is now a safe and established procedure, it poses associated complications, similarly to every surgical procedure. Aseptic necrosis an ischemic complication with surgery. Although aseptic serious complication, treatment protocol has not yet been established. Herein we reported case of occurring in the maxilla following Le Fort I (LFI) osteotomy. The patient was 25-year-old woman referred our hospital chief complaint maxillary alveolar bone exposure. She had submitted horseshoe-type LFI osteotomy bilateral sagittal split ramus two months earlier. At initial visit, osseous non-union exposure right anterior were observed. first surgery, necrotic soft tissue debrided, titanium plates removed, new plate provided for adequate osteosynthesis left-side gap under general anesthesia. second 11.12.13.14 extracted alveolus reconstructed by iliac crest graft. In addition, 21 local anesthesia owing tooth mobility, root canal 22.23 performed. After 6 months, four implants placed. third oral vestibular extension operation Five years achieved normal occlusion dentofacial appearance.