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Charcot-Leyden crystals

Thursday 19 March 2009

Eosinophilic needle-shaped crystalline structures. Represents breakdown products of eosinophils.

Etiology

- lung

  • asthma
  • eosinophilic pneumonia

- acute myeloid leukaemia (AML) (9202899)

References

- Charcot-Leyden crystals in fine needle aspiration (FNA) cytology of acute myeloid leukaemia. Rubin A, Crawford S. Cytopathology. 1997 Jun;8(3):211-3. PMID: 9202899