title: Osteomas of the frontal sinus.
mesh_terms: D005626:Frontal Sinus; D006222:Hamartoma / Q000503:physiopathology; D006801:Humans; D008297:Male; D010016:Osteoma / Q000503:physiopathology; D010255:Paranasal Sinus Neoplasms / Q000503:physiopathology