Sporozoa

• Toxoplasma gondi
  • Tachyzoite (Giemsa stain)
  • Cyst in brain (H&E stain)

• Isospora belli
  • Oocyst

• Sarcocystis spp.
  • Cyst (H&E stain)
  • Merozoite (Giemsa stain)
  • Sporocyst (Fresh smear)

• Pneumocystis carinii
  • Cyst (Toludine Blue)
  • Intracystic bodies (Giemsa stain)

• Cryptosporidium spp.
  • Oocyst (Modified Carbon Fuchsin stain)