title: [Endoscopic observations on the internal surface of the lacrimal sac following dacryocystorhinostomy].
mesh_terms: D000328:Adult; D004724:Endoscopy; D005260:Female; D006801:Humans; D007765:Lacrimal Apparatus / Q000473:pathology / Q000503:physiopathology / Q000601:surgery*; D008875:Middle Aged; D009040:Motion Pictures; D009666:Nose / Q000601:surgery*; D011183:Postoperative Complications; D013666:Tears / Q000378:metabolism