Intrahepatic bile duct wall enhancement is mostly due to calcification, and in a few cases, it is caused by schistosomiasis infection or liver cancer. Intrahepatic bile duct wall reinforcement, this is a kind of ultrasound description of the term, usually because of bile duct stones or cholangitis after treatment, left behind the calcification foci, usually does not cause discomfort to the patient, often in the physical examination of the abdominal ultrasound or abdominal CT discovery, do not need special treatment, regular review can be. Intrahepatic bile duct reinforcement patients, there are also a small number of patients who have been infected with schistosomes in the bile ducts in the past, but clinically it is very rare, and can be excluded by liver ct enhancement examination. Intrahepatic bile duct wall reinforcement patients, can also be seen in patients with hepatocellular carcinoma, once found, need to be surgically resected as soon as possible for tumor treatment. Patients with intrahepatic bile duct reinforcement need to go to the hospital in time to improve the relevant examination to make a clear diagnosis, so as not to delay the treatment.