title: Rheumatoid atlantoazial subluxation.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000150:complications*; D001368:Axis, Cervical Vertebra / Q000293:injuries*; D001270:Cervical Atlas / Q000293:injuries*; D006801:Humans; D004204:Joint Dislocations / Q000209:etiology*