title: Trauma-induced myelopathy in patients with retro-odontoid pseudotumour and ossification of the anterior longitudinal ligament: a report of two cases.
abstract: We report 2 cases of acute, progressive myelopathy after a fall in elderly patients who had a retroodontoid pseudotumour and extensive ossification of the anterior longitudinal ligament.
authors.affiliation: Department of Orthopaedic Surgery, Tokyo Metropolitan Hiroo Hospital, Tokyo, Japan.
authors.forename: Yoshiko
authors.initials: Y
authors.lastname: Tobari
authors.affiliation: Department of Orthopaedics, Jichi Medical University, Tochigi, Japan.
authors.forename: Atsushi
authors.initials: A
authors.lastname: Kimura
authors.affiliation: Department of Orthopaedic Surgery, Tokyo Metropolitan Hiroo Hospital, Tokyo, Japan.
authors.forename: Satoru
authors.initials: S
authors.lastname: Sasaki
authors.affiliation: Department of Orthopaedic Surgery, Tokyo Metropolitan Hiroo Hospital, Tokyo, Japan.
authors.forename: Yasuhito
authors.initials: Y
authors.lastname: Tajiri
authors.affiliation: Department of Orthopaedics, Jichi Medical University, Tochigi, Japan.
authors.forename: Atsushi
authors.initials: A
authors.lastname: Seichi
mesh_terms: D000058:Accidental Falls; D000369:Aged, 80 and over; D006104:Granuloma, Plasma Cell / Q000175:diagnosis*; D006801:Humans; D017846:Longitudinal Ligaments / Q000473:pathology*; D008297:Male; D009809:Odontoid Process / Q000473:pathology; D009999:Ossification, Heterotopic / Q000175:diagnosis*; D055013:Osteoarthritis, Spine / Q000175:diagnosis*; D013118:Spinal Cord Diseases / Q000209:etiology* / Q000628:therapy
keywords: atlanto-axial joint; odontoid process; ossification of posterior longitudinal ligament; spinal cord compression