Entamoeba histolytica: the superstar in OPEH

When encountering watery and mucoid stools, I always suspect it to be Entamoeba. At first look, I can distinguish them already from the WBCs as they're bigger and have a defined wall with nucleus as compared with WBCs that appears to be grainy on the inside.

FYI: The reporting of Entamoeba species should be Entamoeba histolytica/dispar CYST or TROPHOZOITE then your count per high power field.

One can report Entamoeba histolytica species based from the nucleoli present and if it's hematophagous, the one that ingest RBCs