The significance of circumscribed calcifications and ossifications of the ligamentum nuchae.
D000328:Adult; D000368:Aged; D002114:Calcinosis / Q000000981:diagnostic imaging*; D002574:Cervical Vertebrae / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D008022:Ligaments / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D009333:Neck / Q000000981:diagnostic imaging*; D009999:Ossification, Heterotopic / Q000000981:diagnostic imaging*; D011859:Radiography; D012716:Sesamoid Bones / Q000000981:diagnostic imaging*