The treatment of recurrent nasal polypi by interoexternal "window" ethmoidectomy.
D005004:Ethmoid Bone / Q000601:surgery*; D005005:Ethmoid Sinus; D006801:Humans; D009298:Nasal Polyps / Q000601:surgery*; D059747:Nasal Surgical Procedures; D009666:Nose; D011127:Polyps
ETHMOID BONE/surgery; NASAL POLYPS/surgery