Periodontoid pannus migration into the spinal canal with reduction of rheumatoid atlantoaxial subluxation: a case report.
We report a patient with rheumatoid arthritis in whom periodontoid pannus migrated into the spinal canal with reduction of atlantoaxial subluxation. In this case, magnetic resonance imaging in the extension position was valuable for determining the therapeutic strategy.
Kosaka
Eiko
E
Department of Orthopaedic Surgery, Toyama Medical and Pharmaceutical University, 2630 Sugitani, Toyama 930-0194, Japan.
Ishihara
Hirokazu
H
Osada
Ryusuke
R
Nakamura
Hiroshi
H
Kimura
Tomoatsu
T
D000368:Aged; D001172:Arthritis, Rheumatoid / Q000150:complications / Q000175:diagnosis*; D001268:Atlanto-Axial Joint / Q000473:pathology / Q000601:surgery*; D019299:Decompression, Surgical / Q000379:methods; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D004204:Joint Dislocations / Q000150:complications / Q000175:diagnosis* / Q000601:surgery; D007593:Joint Instability / Q000150:complications / Q000175:diagnosis*; D008279:Magnetic Resonance Imaging; D009809:Odontoid Process / Q000473:pathology*; D018570:Risk Assessment; D013117:Spinal Cord Compression / Q000175:diagnosis* / Q000209:etiology / Q000601:surgery; D016896:Treatment Outcome