Epiphora.
D003608:Dacryocystorhinostomy; D006801:Humans; D007440:Intubation; D007765:Lacrimal Apparatus / Q000000981:diagnostic imaging / Q000601:surgery*; D007767:Lacrimal Duct Obstruction / Q000000981:diagnostic imaging; D008722:Methods; D009295:Nasal Bone / Q000601:surgery; D009301:Nasolacrimal Duct / Q000601:surgery; D011859:Radiography