title: Duplicated odontoid process: plain radiographic and CT appearance of a rare congenital anomaly of the cervical spine.
abstract: We describe a duplication of the odontoid process in a 6-year-old patient that included a partially fused midline ossicle on the anterior arch of C-1, fusion of the anterior lip of the foramen magnum and the arch of C-1, and an incomplete bony posterior arch of C-1.
authors.affiliation: Department of Medical Imaging, Montreal Children's Hospital, McGill University, Quebec, Canada.
authors.forename: M
authors.initials: M
authors.lastname: Garant
authors.forename: K
authors.initials: K
authors.lastname: Oudjhane
authors.forename: A
authors.initials: A
authors.lastname: Sinsky
authors.forename: A M
authors.initials: AM
authors.lastname: O'Gorman
mesh_terms: D002574:Cervical Vertebrae / Q000002:abnormalities* / Q000000981:diagnostic imaging; D002648:Child; D005260:Female; D019416:Head Movements / Q000502:physiology; D006801:Humans; D009809:Odontoid Process / Q000002:abnormalities* / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed