title: Periosteal osteosarcoma of the mandible.
abstract: We report a rare case of periosteal osteosarcoma of the mandible in a 15-year-old girl. Extension of the tumour into the bone marrow by way of the periodontal ligament is demonstrated.
authors.affiliation: Division of Oral and Maxillofacial Radiology, Niigata University Graduate School of Medical and Dental Sciences, 2-5274 Gakkocha-dori, Niigata 951-8524, Japan. jk540204@dent.niigata-u.ac.jp
authors.forename: J
authors.initials: J
authors.lastname: Koyama
authors.forename: J
authors.initials: J
authors.lastname: Ito
authors.forename: T
authors.initials: T
authors.lastname: Hayashi
mesh_terms: D000293:Adolescent; D019046:Bone Marrow Neoplasms / Q000473:pathology; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging; D008339:Mandibular Neoplasms / Q000175:diagnosis* / Q000473:pathology; D009361:Neoplasm Invasiveness; D012516:Osteosarcoma / Q000175:diagnosis* / Q000473:pathology; D010513:Periodontal Ligament / Q000473:pathology; D014057:Tomography, X-Ray Computed