Lacrimal duct / gland

Author: Nat Pernick, M.D. (see Authors page)

Revised: 9 May 2018, last major update February 2014

Copyright: (c) 2004-2018, PathologyOutlines.com, Inc.

PubMed Search: Dacryolithiasis

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Cite this page: Pernick, N. Lacrimal duct: dacryolithiasis. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/eyelacrimaldacryolithiasis.html. Accessed December 18th, 2018.
Definition / general
  • Stone (dacryolith) in lacrimal canal
  • Probably due to low grade inflammation, including mycoses (Arachnia propionica)
Microscopic (histologic) description
  • Laminated concretions in lacrimal sac
  • May contain degenerating epithelial cells and neutrophils, often fungi