Cite this page: Pernick N. Lacrimal duct: dacryolithiasis. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/eyelacrimaldacryolithiasis.html. Accessed January 22nd, 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