How is liver bad caused?

The liver is not good usually caused by virus infection, autoimmune factors, alcohol, drugs, etc.

1, virus infection is

more common virus is A virus, B virus, E virus and C virus, respectively, can cause hepatitis A, hepatitis B, hepatitis E and hepatitis C.

2, autoimmune factors

include overlap syndrome, autoimmune hepatitis, primary sclerosing cholangitis, etc., due to the immune system is affected, can lead to liver disease.

3, alcohol is

more common in long-term drinking people, alcohol can stimulate, damage the liver, cause alcoholic liver damage.

4, drugs such

as long-term use of non-steroidal antipyretic analgesics and anti-tuberculosis drugs, because drug ingredients need to be metabolized by the liver, so may cause drug-induced liver damage.