[Development anomalies of odontoid and atlanto-axial instability].
D000293:Adolescent; D000328:Adult; D000368:Aged; D001268:Atlanto-Axial Joint / Q000293:injuries; D001368:Axis, Cervical Vertebra / Q000002:abnormalities*; D005260:Female; D006801:Humans; D004204:Joint Dislocations / Q000175:diagnosis* / Q000628:therapy; D007593:Joint Instability / Q000175:diagnosis* / Q000628:therapy; D008297:Male; D008875:Middle Aged; D009809:Odontoid Process / Q000002:abnormalities*