When bile duct stones are found in the hilar region, they are usually small and not serious when there is no discomfort, but if the patient experiences pain and other discomforts, it is usually a more serious phenomenon, and it is recommended that the patient go to the hospital for treatment in time. Choledocholithiasis in the hilar region can be caused by inflammation in the liver, abnormal bile secretion from liver cells and other factors. In general, patients with bile duct stones do not have obvious discomfort symptoms and the stones are small, usually do not need special treatment, and go to the hospital for regular checkups. If the stones are large and accompanied by pain, nausea, fever, vomiting and other uncomfortable symptoms, it is usually a more serious phenomenon. Patients can be treated with medication or surgery under the guidance of a doctor. When bile duct stones are found in the hilar region, it is recommended that further examination be conducted in a timely manner to clarify the size and nature of the nodules, so as to avoid delays in the condition, which may lead to adverse consequences.