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tyrosine crystals

Tuesday 17 May 2016

Definition: Tyrosine crystals can be found in a variety of benign and malignant conditions in the salivary glands, but they are most strongly associated with pleomorphic adenoma.

Images

- http://www.webpathology.com/image.asp?case=111&n=8
- https://twitter.com/RoseannIWu/status/580166616006172672

Etiology

- salivary mixed tumor

  • http://www.webpathology.com/image.asp?case=111&n=8
  • Pleomorphic adenoma is encapsulated, non-invasive, and has squamous and/or mesenchymal differentiation.
  • It is the most common salivary gland neoplasm.
  • It has fibrillary stroma, which is a bright magenta color on Diff-Quik stain.

See also

- salivary glands
- salivary gland tumors / salivary tumors