title: Dacryocystography: the technique and its role in the practice of ophthalmology.
abstract: Modern lacrimal tract imaging has most recently been enhanced by computerized digital subtraction techniques. Current standard dacryocystography technique includes the injection of a water-soluble agent and the use of topical anesthesia. In this article the dacryocystogram of the normal lacrimal system and those with various types of obstruction are presented.
authors.forename: A L
authors.initials: AL
authors.lastname: Millman
authors.forename: A
authors.initials: A
authors.lastname: Liebeskind
authors.forename: A M
authors.initials: AM
authors.lastname: Putterman
mesh_terms: D006801:Humans; D007765:Lacrimal Apparatus / Q000000981:diagnostic imaging* / Q000293:injuries; D007766:Lacrimal Apparatus Diseases / Q000000981:diagnostic imaging*; D007767:Lacrimal Duct Obstruction / Q000000981:diagnostic imaging; D008722:Methods; D011859:Radiography; D013382:Subtraction Technique