Pathologic fracture of the odontoid process in rheumatoid arthritis.
D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000000981:diagnostic imaging*; D002574:Cervical Vertebrae / Q000000981:diagnostic imaging*; D005260:Female; D050723:Fractures, Bone / Q000000981:diagnostic imaging*; D006801:Humans; D008875:Middle Aged; D009461:Neurologic Manifestations / Q000209:etiology*; D011859:Radiography; D014054:Tomography