Cirrhosis is not always caused by hepatitis B. Cirrhosis is a disease caused by one or more causes, and in China the current causes of cirrhosis are mainly viral hepatitis, of which hepatitis B virus infection is the most common cause, followed by hepatitis C virus infection. Other causes include: 1, alcohol, long-term heavy drinking resulting in liver cell damage gradually develop into cirrhosis; 2, biliary stasis, any cause of intrahepatic or extrahepatic biliary obstruction, persistent biliary stasis, can also develop into biliary cirrhosis; 3, circulatory disorders, hepatic vein or inferior vena cava obstruction, chronic cardiac insufficiency, can lead to long-term liver liver cell stasis, hepatocytes concurrent fibrosis 4, drugs or chemical toxins caused by liver damage can cause cirrhosis; 5, autoimmune diseases can also cause cirrhosis; 6, schistosomiasis or other parasitic infections; 7, also includes genetic and metabolic diseases, such as copper metabolism disorders, hemochromatosis, etc.; 8, nutritional disorders; 9, there is a part of the unknown causes of cirrhosis, also known as cryptogenic cirrhosis. So cirrhosis is not all caused by hepatitis B.