Blood/Blood Cells and Cellular Components ›› Red Blood Cells ›› Abnormal


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Microscopic Features:
  • Very large parasites (as compared to other parasites such as malaria, babesia, or even Trypanosoma)
  • Worm-like appearance
  • Extracellular parasites
Normal % blood-PB, marrow-BM, lymphoid tissue-LN:
  • PB: None
  • BM: None
  • LN: None
May Resemble: Differential Diagnoses:

Other parasites
Artifact (cloth, etc.)

Classic Immunophenotype:
  • N/A
Cartoon Image:

  • Must scan the smear on very low power to make sure it's not missed Extracellular parasite

Content Editors/Website Administrators:
Hooman H. Rashidi, MD; John C. Nguyen, MD