Free living amoeba infection

Free-living ameba refers to amoeba protozoa that are widely distributed in natural environments, including small, free-living ameba in soil or water, which can invade the central nervous system, eyes and skin of the human body, causing serious Damage or even death. Three of them, free-living amoeba, can cause fatal encephalitis and meningitis in humans. According to Qvarnstrom et al., As of October 2006, there were at least 440 cases of severe central nervous system infection caused by these three amoeba. Although the incidence of the disease is not high, the mortality rate is as high as 95%. Free-living amoebas are more common in Naegleria and Acanthamoeba.