Summary of case history,　The patient Lin is a music teacher, who is 22 years old and unmarried male. On February 24, 2021, he went to the doctor with the chief complaint of "Found fatty liver with repeated abnormal liver function for more than 3 months and fatigue for 1 week". Physical examination 3 months before admission revealed abnormal liver function: ALT 68 U/L, AST 88 U/L, GGT 163 U/L, ALP 135 U/L. Color ultrasound: fatty liver. No systematic diagnosis and treatment. One week before admission, there was fatigue after exercise with pain of right knee joint, poor movement, slight swelling of knee joint, and normal skin temperature. He was admitted to the Department of Orthopedics of our hospital to improve the color ultrasound of the right knee joint: swelling of the lateral support band, considering the possibility of knee joint injury caused by overweight. For further diagnosis and treatment, he was referred to our department and admitted with fatty liver by the outpatient department. Symptoms and signs: the patient is weakness, the liver area is stuffy, the mouth is bitter and dry, the body is heavy, the right knee joint is painful and difficult to activate. He can normal to eat and drink, and sleep well. His urine is yellow and the faces is little but sticky. After admission, the complete set of routine biochemistry was completed (February 25, 2021) : ALT 356 U/L, AST 282 U/L, GGT 164 U/L, ALP 135 U/L, blood glucose: 6.9 mmol/L, TG: 2.71mmol/L, uric acid: 558.6 μmol/L, remaining normal. Liver histopathology: mild chronic hepatitis G2S1 with severe fatty liver (SAF score 7). Four diagnostic information: poor spirit, body fat, abdominal distension, abdominal softness, no tenderness, no rebound pain,weighs 112 kg and the BMI is 37.4 kg/m,2,.The tongue is dark red, the fur is yellow and greasy, there are tooth marks on the tongue edge, the sublingual choroid Ⅱ°is tortuous, the pulse string is slippery.,TCM diagnosis,　Hepatophilia (Syndrome of dampness-heat accumulation and phlegm stasis blocking collaterals).,Western medicine diagnosis,　1. Nonalcoholic fatty liver hepatitis (G2S1, SAF:7); 2. Hyperuricemia; 3. Hyperlipidemia.,Therapeutic methods,　In the treatment of clearing heat and dispelling dampness, clearing phlegm and removing blood stasis as the method, the prescription to add or subtract Chen formula, syndrome differentiation treatment, add or subtract with the syndrome. After the patient's liver function improved, carry out traditional Chinese medicine without hunger fasting treatment, comprehensive patient's four diagnosis data, considering the syndrome of dampness-heat gradually disappearing, middle-yang deficiency, water dampness-stopping accumulation, phlegm and blood stasis interconnecting, treating with warm Yang invigorating spleen and dampness, promoting blood circulation and removing blood stasis and collateralizing collaterality as the method, the prescription for Zao Zhu Yin Chen Fang and Ling Gui Zhu Gan Tang plus or minus, with acupoint burying, scraping, acupuncture and other traditional Chinese medicine characteristics to treat warm Yang invigorating spleen, dampness-relieving. Western medicine is to protect the liver to reduce enzymes, pain relief and other treatments.,Clinical outcomes,　The combination of diet prescription and exercise prescription can regulate middle jiao, improve biochemistry and liver histology, reduce weight and improve fatty liver.