Moderate liver fibrosis may be caused by viral hepatitis, alcoholic liver disease, autoimmune liver disease and other reasons, the specific causes need to go to the hospital to determine the examination. 1. Viral hepatitis: viral hepatitis is generally caused by infection of hepatitis virus, patients will have itchy skin, fatigue, loss of appetite and other systemic symptoms, the patient’s liver area will appear pain, enlargement of the situation, some patients may also have symptoms of the digestive tract, such as abdominal distension, vomiting and so on. 2. Alcoholic Liver Disease: Alcoholic liver disease is usually related to the amount or duration of alcohol consumption, and patients usually have no obvious symptoms in the early stage, while a few patients may have symptoms such as discomfort in the liver area, fatigue, abdominal distension, diarrhea, and loss of appetite. 3. Autoimmune liver disease: autoimmune liver disease is mostly related to genetics, environment, relevant medical history and other factors, patients usually have no obvious symptoms in the early stage, with the progression of the disease can appear itching skin, jaundice, drowsiness, loss of appetite and other symptoms, some patients may also be accompanied by fever, hyperpigmentation, hemorrhagic tendency and other symptoms. There are many causes of moderate liver fibrosis, if there are symptoms, you should go to the hospital in a timely manner, after diagnosis and treatment in accordance with the doctor’s instructions, patients should go to the hospital regularly for review, according to the situation of the adjustment of the treatment program.