Lacrimal duct / gland

Topic Completed: 1 February 2014

Minor changes: 2 April 2019

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PubMed Search: Dacryolithiasis

Nat Pernick, M.D.
Page views in 2019: 249
Page views in 2020 to date: 93
Cite this page: Pernick N. Lacrimal duct: dacryolithiasis. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/eyelacrimaldacryolithiasis.html. Accessed May 29th, 2020.
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
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