Lacrimal fistula; a surgical technique based on dacryocystography.
D005402:Fistula; D006801:Humans; D007765:Lacrimal Apparatus; D007766:Lacrimal Apparatus Diseases; D009301:Nasolacrimal Duct / Q000000981:diagnostic imaging*; D011859:Radiography
FISTULA; NASOLACRIMAL DUCT/radiography