Those caused by poisoning by poisons, toxins and other substances are called toxic hepatitis; those caused by bacteria are called bacterial hepatitis; those caused by viruses are called viral hepatitis. Therefore, the term hepatitis is a general term for inflammation of the liver caused by various causes. But the current term hepatitis is a narrow definition of viral hepatitis. \x0d\\x0d\Currently, there are seven types of viral hepatitis: A, B, C, D, E, G, and blood transfusion-transmitted viruses, which are composed of hepatitis A virus (HAV), hepatitis B virus (HBV), and hepatitis C virus. Caused by hepatitis virus (HCV), hepatitis D virus (HDV), hepatitis E virus (HEV), hepatitis G virus (HGV), transfusion-transmitted virus (TTV), etc. \x0d\\x0d\According to the second national hepatitis census in 1996: the average positive rate of hepatitis A infection is 80.9%, which is the total infection rate of hepatitis A in my country (but not all 80.9% of people are already sick, and Just been infected by hepatitis A virus). The infection rate of hepatitis B is 57.6%; the infection rate of hepatitis C is 3.2%; the infection rate of hepatitis D virus is 1.15%; the infection rate of hepatitis E is 18.1%; and the infection rate of hepatitis G virus is 8%.

The blood transfusion-transmitted virus has not yet been successfully isolated, and the infection rate has not been reported