Paget's disease of the atlas and axis.
D001368:Axis, Cervical Vertebra / Q000473:pathology; D001270:Cervical Atlas / Q000473:pathology; D002574:Cervical Vertebrae / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D008875:Middle Aged; D010001:Osteitis Deformans / Q000000981:diagnostic imaging / Q000473:pathology; D011859:Radiography; D013122:Spinal Diseases