Severe hepatitis transmission?

Severe hepatitis may or may not be contagious, usually according to the cause of

decision.1, will be

infectiveIf severe hepatitis is caused by hepatitis A virus, hepatitis B virus, hepatitis C infection virus or hepatitis E virus infection, with strong infectivity, easy to spread through the digestive tract, blood and other ways, should pay attention

to it.2, will not be infectiveIf

severe hepatitis is caused by drugs, alcohol, chemical stimulation or autoimmune and other non-viral infectious factors, because it is not infectious, so do not worry too much.