title: Transbasal nasal polyposis masquerading as a skull base malignancy.
authors.affiliation: Department of Otolaryngology, Chang Gung Memorial Hospital, Chang Gung Medical College, Taipei, Taiwan, ROC.
authors.forename: S P
authors.initials: SP
authors.lastname: Hao
authors.forename: C N
authors.initials: CN
authors.lastname: Chang
authors.forename: H C
authors.initials: HC
authors.lastname: Chen
mesh_terms: D003937:Diagnosis, Differential; D003951:Diagnostic Errors; D004653:Empyema / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008875:Middle Aged; D009298:Nasal Polyps / Q000175:diagnosis* / Q000503:physiopathology / Q000601:surgery*; D019292:Skull Base Neoplasms / Q000175:diagnosis*; D014057:Tomography, X-Ray Computed