Alkaptonuria and ochronosis.
D000293:Adolescent; D000328:Adult; D000474:Alkaptonuria / Q000000981:diagnostic imaging*; D002574:Cervical Vertebrae / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D009794:Ochronosis / Q000000981:diagnostic imaging*; D011859:Radiography