Chordoma presenting as a posterior mediastinal mass. A choristoma.
D000293:Adolescent; D002817:Chordoma / Q000175:diagnosis* / Q000196:embryology / Q000473:pathology; D005260:Female; D006801:Humans; D008479:Mediastinal Neoplasms / Q000175:diagnosis* / Q000473:pathology; D013902:Radiography, Thoracic