Stool: Dientamoeba fragilis, Blastocystis species –  Shipped October 02, 2017 –

Educational Highlights

  • Immediate fixation of feces is necessary to preserve the morphology of D. fragilis as the trophozoites degenerate rapidly in unpreserved stools.
  • The presence of eosinophilia in approximately 50% of patients has prompted experts to recommend that D. fragilis be included in the differential diagnosis of chronic diarrhea and eosinophilic colitis.

Full critique (PDF)

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