title: Dislocation of atlanto-axial joint with fracture odontoid process in ankylosing-spondylitis.
mesh_terms: D002574:Cervical Vertebrae / Q000293:injuries*; D005598:Fractures, Spontaneous / Q000175:diagnosis*; D006801:Humans; D004204:Joint Dislocations / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D013167:Spondylitis, Ankylosing / Q000150:complications*