Periosteal Osteosarcoma of the Mandible: A Case Report

This report describes a rare case of a periosteal osteosarcoma of the mandible in a 50-year-old African-American woman who showed no underlying bony changes at panoramic radiography or computed tomography. This report describes the diagnostic workup used to obtain the definitive diagnosis and the surgical treatment and recommended method for subsequent tumor surveillance. Emphasis is placed on distinguishing periosteal osteosarcomas as a separate entity from conventional intraosseous osteosarcomas in the head and neck region.