title: Choanal atresia--an updated approach.
mesh_terms: D000367:Age Factors; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008866:Microsurgery / Q000295:instrumentation; D009296:Nasal Cavity / Q000002:abnormalities* / Q000601:surgery; D009305:Nasopharynx / Q000002:abnormalities* / Q000601:surgery; D009667:Nose Deformities, Acquired; D012140:Respiratory Tract Diseases / Q000150:complications