Ameba lysogenum, also known as ameba dysenteriae, is a protozoan parasite that lives in the human intestines. Ameba lysogenum can invade the human body, mainly in the human colon, and can cause amoebic dysentery or amoebic enteritis. The disease is relatively slow, and clinical symptoms include abdominal pain, diarrhea, mucus-like and jam-like stools, and a putrid, fishy odor to the stools. Ameba lysogenum is a protozoa that parasitizes the human body and is a type of pathogenic microorganism. Lysosomal intraorganic amebiasis is an infectious disease, mainly transmitted through the fecal-oral route, so wash your hands before and after meals, don’t eat raw vegetables, don’t touch contaminated water, and pay attention to your personal hygiene in general, which can help to prevent infection.