Treatment of canalicular obstructions.
Canalicular obstructions are difficult to manage. Dacryocystography helps to localize the site of obstruction. The surgical procedures used for different conditions are described in this paper. The aim of surgery is to re-establish a patent and functional mucosa-lined channel; only when this cannot be done should the canalicular system be bypassed.
D003607:Dacryocystitis / Q000150:complications; D003608:Dacryocystorhinostomy; D006801:Humans; D007440:Intubation; D007767:Lacrimal Duct Obstruction / Q000000981:diagnostic imaging / Q000209:etiology; D011859:Radiography