Introduction Toxoplasma gondii, the causative organism of toxoplasmosis, was first observed in 1927 in the gondi, a North African rodent. The first human case of toxoplasmosis was ...

Cysts of Entamoeba hartmanni are similar to those of E. histolytica but smaller, measuring 5-10 µm. Mature cysts contain four nuclei that possess a small, discrete centrally-located ...

Fungal spore in a wet mount of stool. Such spores may be confused for the cysts of Entamoeba spp