Write a short note on the pathogenicity of Entamoeba histolytica ?

Explanation

The trophozoites .dissolve the mucosal lining by histolysin, go deep into submucosa and cause ulcers. These ulcers. contain cellular debris, lymphocytes, blood corpusles and bacteria. It leads to the formation of abscesses in the wall of large intestine. Ultimately it results in stools with blood and mucous, This condition is called amoebic dystentery (or) Intestinal amoebiasis. Some people don.t exhibit any symptoms such people are called .carriers. (or) asymptomatic cyst passers as their stools contain tetranucleated cysts.