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crystals in sarcoid granuloma

Tuesday 3 March 2015

crystals in sarcoidosis

Types (example)

- calcium oxalate

  • large crystals in giant cells
  • birefringent component of Schaumann body
  • small ovoids in macrophages

- dolomite
- calcium-sulphur

References

- Calcium oxalate in sarcoid granulomas. With particular reference to the small ovoid body and a note on the finding of dolomite. Reid JD, Andersen ME. Am J Clin Pathol. 1988 Nov;90(5):545-58. PMID: 3177273