title: AGENESIS OF THE ODONTOID WITH CHRONIC SUBLUXATION OF THE ATLANTO-AXIAL ARTICULATION.
mesh_terms: D001268:Atlanto-Axial Joint; D001368:Axis, Cervical Vertebra; D001270:Cervical Atlas; D002574:Cervical Vertebrae; D000013:Congenital Abnormalities; D006801:Humans; D004204:Joint Dislocations; D011859:Radiography; D013122:Spinal Diseases; D014711:Vertebral Artery
keywords: ABNORMALITIES; ATLAS; AXIS; CERVICAL VERTEBRAE; DISLOCATIONS; RADIOGRAPHY; SPINAL DISEASES; VERTEBRAL ARTERY