title: [Nasal congestion due to a painless mass of the left choana].
authors.affiliation: Universitäts-HNO-Klinik, Theodor-Kutzer-Ufer, 68135 Mannheim. alexander.sauter@hno.ma.uni-heidelberg.de
authors.forename: A
authors.initials: A
authors.lastname: Sauter
authors.forename: F
authors.initials: F
authors.lastname: Riedel
authors.forename: K
authors.initials: K
authors.lastname: Hörmann
authors.forename: R
authors.initials: R
authors.lastname: Naim
mesh_terms: D000328:Adult; D002754:Choanal Atresia / Q000150:complications* / Q000175:diagnosis* / Q000601:surgery; D005260:Female; D006801:Humans; D006965:Hyperplasia / Q000150:complications / Q000175:diagnosis / Q000601:surgery; D015508:Nasal Obstruction / Q000175:diagnosis* / Q000209:etiology* / Q000601:surgery; D010146:Pain / Q000209:etiology; D016896:Treatment Outcome