Introduction to Diagnostic Medical Parasitology

• Diseases
• Parasites
• Methods
• Virtual Microscope
• Diagnostics Keys

Cysts

Cysts
Size: 8 - 10 μm

• Small non-pathogenic amoeba
• occasionally it can mimic D. fragilis or E. hartmanni.

Vegetative

Trophozoites

Size: 6 to 12 µm

• single nucleus characterized by a notably large,
• irregularly shaped karyosome resembling a blot
• Nucleus doesn't have chromatin at its periphery
• Cytoplasm appears granular