Calcification of larynx and trachea in infancy.
D000367:Age Factors; D002114:Calcinosis / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D007223:Infant; D007817:Laryngeal Cartilages; D007818:Laryngeal Diseases / Q000000981:diagnostic imaging*; D011859:Radiography; D014133:Tracheal Diseases / Q000000981:diagnostic imaging*