Distention dacryocystography.
D002404:Catheterization; D003607:Dacryocystitis / Q000000981:diagnostic imaging*; D005465:Fluorocarbon Polymers; D006801:Humans; D007765:Lacrimal Apparatus / Q000000981:diagnostic imaging; D007767:Lacrimal Duct Obstruction / Q000000981:diagnostic imaging*; D011859:Radiography
D005465:Fluorocarbon Polymers