title: Choanal atresia.
authors.affiliation: Great Ormond Street Hospital, London, UK. irfan.syed@doctors.org.uk
authors.forename: Irfan
authors.initials: I
authors.lastname: Syed
authors.forename: Christopher
authors.initials: C
authors.lastname: Jephson
mesh_terms: D002754:Choanal Atresia / Q000175:diagnosis* / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D004108:Dilatation, Pathologic; D006801:Humans; D014057:Tomography, X-Ray Computed