Figure 3. Intraoperative photographs. (A) The lesion was excised along with the mucosa in the superficial layer and the periosteum in the deep layer. (B) A branch of the large palatal nerve contiguous with the tumor was identified. (C) The greater palatal nerve was ligated, cut, and resected under the periosteum. (D) After excision of the lesion, no resorption was observed on the bone surface. (E) The mucosal and (F) periosteal surfaces of the excised lesion are shown.