Intubation macrodacryocystography.
D002404:Catheterization; D003608:Dacryocystorhinostomy; D006801:Humans; D007267:Injections; D007765:Lacrimal Apparatus / Q000000981:diagnostic imaging*; D007767:Lacrimal Duct Obstruction / Q000000981:diagnostic imaging*; D008722:Methods; D011858:Radiographic Magnification