Eye
Lacrimal duct / gland
Dacryocystitis / canaliculitis


Topic Completed: 1 February 2014

Revised: 2 April 2019

Copyright: 2004-2019, PathologyOutlines.com, Inc.

PubMed Search: Dacryocystitis canaliculitis

Nat Pernick, M.D.
Page views in 2018: 1,329
Page views in 2019 to date: 903
Cite this page: Pernick N. Lacrimal duct: dacryocystitis / canaliculitis. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/eyelacrimaldacryocystitis.html. Accessed August 25th, 2019.
Definition / general
  • Often obscure origin; may be due to inflammatory spread from nose or conjunctiva
  • Acute or chronic inflammation with suppurative, granulomatous or necrotizing features
  • Fistulous tracts may form to skin below eyelid near base of nose
Terminology
  • Canaliculitis: inflammation of lacrimal duct
  • Dacryocystitis: inflammation of lacrimal sac
  • Acute: ducts filled with purulent exudate
  • Chronic: lacrimal canal narrows due to inflammatory thickening, epithelial hyperplasia
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