Basic information description A parasitic infection of the intestines (bowels). Amebiasis is found worldwide, but occurs most often in developing countries. In the United States, the disease is fairly rare in the general population. It can affect all ages. Amebic dysentery is a rare, more severe form. frequent signs and symptoms Only about 1 in 10 persons with the infection will have symptoms. Symptoms occur when the parasites (amoebas) invade the walls of the intestine. Diarrhea with...