title: [Difficult diagnosis of an E.O.A. of the sphenoid sinus].
mesh_terms: D002277:Carcinoma / Q000175:diagnosis* / Q000601:surgery; D002817:Chordoma / Q000175:diagnosis* / Q000601:surgery; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008875:Middle Aged; D010255:Paranasal Sinus Neoplasms / Q000175:diagnosis* / Q000601:surgery; D013101:Sphenoid Sinus / Q000473:pathology
vernacular_title: Le diagnostic difficile d'un E.O.A. du sinus sphénoïdal.