Mucopyocele of the frontal sinus.
D005626:Frontal Sinus / Q000000981:diagnostic imaging* / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D009078:Mucocele / Q000000981:diagnostic imaging* / Q000601:surgery; D010000:Osteitis / Q000000981:diagnostic imaging; D010255:Paranasal Sinus Neoplasms / Q000000981:diagnostic imaging* / Q000601:surgery; D011859:Radiography