Entamoeba histolytica

**Definition:** A species of parasitic protozoa causing ENTAMOEBIASIS and amebic dysentery (DYSENTERY, AMEBIC). Characteristics include a single nucleus containing a small central karyosome and peripheral chromatin that is finely and regularly beaded.

**Tree numbers:** - B01.046.500.100.700.335.330

**Synonyms:** - Endamoeba histolytica