Cysts of Entamoeba coli
Cysts of Entamoeba coli are usually spherical, but may be elongated, and measure 10 to 35 µm.
Mature cysts typically have 8 nuclei but may have as many as 16 or more.
Entamoeba coli ...
Stomatocyte
About the same size as a normal RBC
Slit-like or mouth-like central pallor (Hence the term stoma )
Increased in:
Hereditary stomatocytosis
Liver disease
Tangier disease
Rh null ...
Gram stain of Lactobacilli
Lactobacilli are large, Gram-positive rods, that occur singly and in chains. they are part of the normal vaginal flora
Fungal spore may be confused for protozoa
Fungal spore in concentrated wet mounts of stool. Such spores may be confused for protozoa such as Giardia or Chilomastix .








