Leishmania species

  • Disease: Leishmaniasis
  • Habitat in human: Blood – in macrophages, monocytes and neutrophils
  • Diagnosis of infection: Microscopic examination of blood to detect amastigotes
Morphological Features of Amastigote
  • Size: 2 – 4 mm
  • Shape: Small, round to oval
  • Large nucleus and a prominent rod shaped kinetoplast
  • Undulating membrane is absent
  • Flagellum is embedded in cytoplasm as a tiny fibril – thus not visible
  • Seen inside mononuclear cells or free between cells

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