Teratomas of the nasopharynx.
D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D008297:Male; D009303:Nasopharyngeal Neoplasms / Q000145:classification / Q000473:pathology / Q000601:surgery; D013724:Teratoma / Q000145:classification / Q000473:pathology / Q000601:surgery