title: Clinical photographic quiz. Nasal polyposis, inverted papilloma, sino-nasal tumour, rhinoscleroma.
authors.affiliation: Department of ENT Surgery, University of Port Harcourt Teaching Hospital, Nigeria.
authors.forename: B C C
authors.initials: BC
authors.lastname: Okooye
authors.forename: L O
authors.initials: LO
authors.lastname: Onotai
mesh_terms: D002648:Child; D005260:Female; D006801:Humans; D009298:Nasal Polyps / Q000175:diagnosis* / Q000503:physiopathology; D018308:Papilloma, Inverted / Q000175:diagnosis* / Q000503:physiopathology; D010255:Paranasal Sinus Neoplasms / Q000175:diagnosis* / Q000503:physiopathology; D012226:Rhinoscleroma / Q000175:diagnosis* / Q000503:physiopathology