Fractures of the atlas and odontoid process.
D000328:Adult; D001368:Axis, Cervical Vertebra / Q000000981:diagnostic imaging / Q000293:injuries*; D001270:Cervical Atlas / Q000000981:diagnostic imaging / Q000293:injuries*; D002648:Child; D050723:Fractures, Bone / Q000145:classification / Q000000981:diagnostic imaging / Q000473:pathology*; D006801:Humans; D011859:Radiography