Hepatic dialysis is usually inserted in the femoral vein, which is a common site of insertion, or 2-3 cm below or beside the umbilicus. Liver dialysis generally refers to the artificial liver support system, in vitro removal of various metabolites produced when the liver metabolism disorder, so as to assist in the treatment of liver diseases or alleviate the condition, generally can be used for the treatment of cholestatic liver disease, cirrhosis of the liver, alcoholic liver disease, etc., after dialysis, nausea, vomiting, headache, dyspnea and other symptoms, do not need to worry too much. Diet after dialysis should eat more food with high nutrition content, such as milk, soy milk, etc., eat less spicy and stimulating food, eat less seafood, eat more fruits and vegetables, and develop good living and eating habits. If you feel unwell, you should go to the hospital in time to avoid delaying your condition.