Cryptosporidium species

  • Disease: Cryptosporidiosis
  • Habitat in human: Intestinal tract; occasionally in lungs if infected through inhalation
  • Diagnosis of infection: Microscopic examination of faeces to detect oocysts
Morphological Features of Oocyst
  • Size: 3-6 µm (usual range: 4-5 µm)
  • Shape: Spherical or oval
  • Thick wall
  • Nonmotile