title: Sphenochoanal polyp: CT findings.
authors.affiliation: Department of Radiology, University of Massachusetts Medical Center, Worcester 01655.
authors.forename: E
authors.initials: E
authors.lastname: Hayes
authors.forename: W
authors.initials: W
authors.lastname: Lavelle
mesh_terms: D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008875:Middle Aged; D009298:Nasal Polyps / Q000000981:diagnostic imaging*; D010255:Paranasal Sinus Neoplasms / Q000000981:diagnostic imaging*; D011127:Polyps / Q000000981:diagnostic imaging*; D013101:Sphenoid Sinus / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed