title: Retro-odontoid "ghost" pseudotumours in atlanto-axial instability caused by rheumatoid arthritis.
authors.affiliation: Department of Neurology, Semmelweis Medical University, Budapest, Hungary.
authors.forename: J
authors.initials: J
authors.lastname: Kenéz
authors.forename: L
authors.initials: L
authors.lastname: Turóczy
authors.forename: P
authors.initials: P
authors.lastname: Barsi
authors.forename: R
authors.initials: R
authors.lastname: Veres
mesh_terms: D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000175:diagnosis* / Q000601:surgery; D001268:Atlanto-Axial Joint / Q000473:pathology* / Q000601:surgery; D003560:Cysts / Q000175:diagnosis* / Q000601:surgery; D005260:Female; D006801:Humans; D004204:Joint Dislocations / Q000175:diagnosis* / Q000601:surgery; D007593:Joint Instability / Q000175:diagnosis* / Q000601:surgery; D008279:Magnetic Resonance Imaging; D008297:Male; D008875:Middle Aged; D009460:Neurologic Examination; D009809:Odontoid Process / Q000473:pathology* / Q000601:surgery; D014057:Tomography, X-Ray Computed