It is possible to catch “E” virus at visit or living in the country with a high morbidity threshold of hepatitis “E”; it is possible to refer the countries of Central Asia and the North of the African continent to such dangerous areas. All of them are famous for a bad condition of water systems and low-quality water purification. With this type of hepatitis most of all the man’s population is ill; but women are not a rarity too; and in the infected pregnant women usually the fetus perishes in a womb. It is noticed that hepatitis “E” usually can be caught by people from fifteen to forty five years old; children almost do not catch this form of hepatitis.
The incubation period of hepatitis “E” virus reproduction from the infection moment till first symptoms manifestation on average lasts from fifteen days to one and a half months depending on specific features of the infected.
The virus gets to a human body together with food or water; then from an intestine together with useful substances it is soaked up in bloody ducts and then gets to a liver with blood where its active reproduction starts. Activity of hepatitis “E” virus causes damage of liver cells which after contact to it start dying off. It occurs not for long as the immune system of an organism is connected to process of destruction of a harmful virus starting developing antibodies which destroy the infected liver cells. As a result mass death of liver cells and inflammatory process occurs in its tissues that considerably break functioning of a liver.