Diffuse liver lesions may be caused by metabolic abnormalities, hepatitis, parasites, etc., but normal liver function can be observed mainly, do not drink alcohol, do not eat drugs that injure the liver, rest to protect the liver, regular medical checkups, pay attention to rest, and more supplemental nutrition. Diffuse hepatic lesion is caused by various factors of liver injury, liver self-repair, the formation of some proliferation of fibrous tissue in the shape of cords. It will destroy the normal tissue structure of the liver and is more common in hepatitis B patients. 1. Hepatitis. The liver is continuously damaged by the virus, and after repairing the damage, fibrosis will be formed, and the liver function test of the patient can be normal. Patients should consult the doctor in time, improve the hepatitis virus screening and virus quantification, if the viral load is high should take oral entecavir, sofosbuvir and other drugs for hepatitis virus control. 2. Metabolic abnormalities. If the liver injury is caused by alcoholism or drugs, it is recommended that the patient should take oral hepatoprotective drugs. It is recommended that patients should take oral hepatoprotective drugs, such as magnesium isoglycyrrhizinate, polyenphosphatidylcholine, etc. If alcoholism should be quit, avoid taking some drugs that hurt the liver. 3. Recovery from parasitic infection. Regularly review whether there is re-infection of parasites, and if there is, take oral anthelmintic drugs such as albendazole. Patients usually more quiet, maintain emotional stability, do not overwork late at night, to have enough sleep, diet should eat more high vitamin fruits and vegetables, as low as possible salt, regular checkups, more observation of the condition.