Opportunistic protozoa Pathogens Disease Sites parasitized Toxoplasma gondi toxoplasmosis All cells except rBC Cryptosporidium spp. cryptosporidiosis Intestinal epithelium Isospora spp. isosporiasIs Intestinal epithelium microsporidia micros porIdIOSIS Intestinal epithelium Brain, liver, kidney.. Blastocystis hominis blastocystosis intestine Pneumocystis jeroveci Pneumocystis lung (Pneumocystis carinii)pneumonia(PCPOpportunistic protozoa Pathogens Disease Sites parasitized Toxoplasma gondii toxoplasmosis All cells except RBC Cryptosporidiumspp. cryptosporidiosis Intestinal epithelium Isospora spp. isosporiasis Intestinal epithelium microsporidia microsporidiosis Intestinal epithelium Brain, liver, kidney… Blastocystis hominus blastocystosis intestine Pneumocystisjeroveci (Pneumocystis carinii) Pneumocystis pneumonia (PCP) lung