Due to the long-term damage to the liver caused by different etiological factors such as virus, insect accumulation, alcohol, food, drugs or bile stasis, resulting in hepatocyte degeneration, necrosis, regeneration, extensive fibrous tissue proliferation, gradually causing irreversible changes in the structure of the liver, and clinically, it is a chronic liver disease with impaired liver function and portal hypertension as the main manifestations. Health care measures: 1, pay attention to rest, avoid smoking and alcohol. Live a regular life. 2, low-salt diet, appropriate supplementation of protein. 3.When combining with other diseases, pay attention to avoid taking liver-damaging drugs. 4.Regularly (3 months – half a year) carry out liver function, β-ultrasound and other examinations to understand the changes of the condition. 5.If you find ascites, swelling, nosebleed, gum bleeding, gastrointestinal bleeding, etc., consult the doctor as soon as possible. 6, Usually, you can take liver-protecting drugs appropriately.