med's go on Instagram: "Entamoeba dispar is morphologically identical to Entamoeba histolytica under light microscopy, meaning their cysts and trophozoites look the same, including nuclear structure and size. However, E. dispar is nonpathogenic and does not invade tissues or cause disease. Because of this similarity, stool microscopy alone cannot reliably distinguish between the two species. Differentiation requires antigen detection assays, PCR, or isoenzyme analysis. This distinction is clinic