Ethmoid sinus surgery.
D000328:Adult; D000368:Aged; D005005:Ethmoid Sinus / Q000601:surgery*; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D009298:Nasal Polyps / Q000000981:diagnostic imaging / Q000209:etiology / Q000601:surgery*; D011859:Radiography; D012008:Recurrence; D012852:Sinusitis / Q000000981:diagnostic imaging / Q000209:etiology / Q000601:surgery*