Intrahepatic hyperdense shadow may be caused by liver fibrosis, intrahepatic bile duct stones and liver cancer, etc. The specific causes need to be examined in the hospital to determine. 1. Liver fibrosis: Liver fibrosis is usually caused by long-term intake of alcohol, parasitic infection, cholestasis, etc. Patients usually do not have obvious abnormal manifestations, and most of them have intermittent symptoms after satiety, exertion or alcohol, such as loss of appetite, discomfort in the right upper abdomen, and fatigue. 2. Intrahepatic bile duct stones: Intrahepatic bile duct stones are mostly related to infection, bile duct structural abnormality, biliary roundworms, etc. The main symptoms of patients are chills, high fever, epigastric pain, etc. In serious cases, hepatosplenomegaly, ascites, gastrointestinal hemorrhage and infectious shock may occur. 3. Liver cancer: Liver cancer is usually caused by long-term smoking, heavy drinking, heredity, etc. In the early stage, patients will have digestive symptoms such as diarrhea, abdominal distension, nausea, loss of appetite, etc. As the condition develops, patients will have liver enlargement, epigastric pain, fatigue, fainting, etc. If there is intrahepatic occupying hyperpigmentation, patients may have high fever and epigastric pain. If there is a high density shadow in the liver, you should go to the hospital in time to do further examination to determine the specific cause of the disease, after diagnosis and treatment under the guidance of the doctor.