A buccal exostosis is an exostosis (bone prominence) on the buccal surface (cheek side) of the alveolar ridge of the maxilla or mandible. More commonly seen in the maxilla than the mandible, buccal exostoses are considered to be site specific.
Buccal exostoses are bone growths that occur on the cheek side of the jawbone (maxilla or mandible). They are more frequently found in the maxilla than the mandible and are considered to be localized to specific areas.