In details


There are several species of amoebas that can be found in man. Among them are the Entamoeba histolytica and the Entamoeba coli.

The only pathogenic species, under certain conditions, is the E. histolyticaalthough in a large number of cases it lives as dinner in the large intestine.
THE E. histolytica It has a wide geographical distribution, being found in practically every country in the world. It generally afflicts 10% of the world population.


The most common symptoms of amoebiasis are: acute dysentery with mucus and blood in the stool; nausea; vomiting and intestinal cramps. In certain individuals, however, it may be asymptomatic. There are cases in which amoeba can parasitize other regions of the body, causing liver, lung and, more rarely, brain damage.


is straightforward, not involving a vector. Occurs by cyst intake, protozoan form of resistance, acquired as a way to protect itself from unfavorable environmental conditions, along with contaminated water and food.
They pass through the stomach, resisting the action of gastric juice, reach the small intestine, where they give up, where they migrate to the large intestine where they colonize. In general, they stick to the intestinal mucosa, feeding on debris and bacteria.

Under certain conditions, they invade the intestinal mucosa, actively dividing inside the ulcers and can, through the portal circulation, reach other organs. The release of blood along with the stool is a consequence of ruptured blood vessels of the intestinal mucosa.


  • Only eat well washed and / or cooked food;
  • Wash hands before meals and after use of the toilet;
  • Construction of sewers and sewers;