title: Sphenoid sinus mucocoele presenting as hypophyseal tumour.
mesh_terms: D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008875:Middle Aged; D009078:Mucocele / Q000175:diagnosis*; D010254:Paranasal Sinus Diseases / Q000175:diagnosis*; D010911:Pituitary Neoplasms / Q000175:diagnosis*; D013101:Sphenoid Sinus