If the intrahepatic multiple bile duct misshapen tumors are small, they do not require treatment and regular follow-up is sufficient. If the tumor is large or growing rapidly, surgery is needed as soon as possible. Intrahepatic multiple cholangiocarcinoma is a congenital disease caused by abnormal development of the bile ducts. Generally, the tumor is small, often below 5mm, growing slowly, without obvious symptoms and signs, this situation can be left untreated, regular review, close follow-up can be. If the tumor is large or if the tumor is rapidly increasing in size as observed during follow-up, surgical treatment, such as hepatic segmental resection, is recommended. The same disease has different conditions and different treatments, and should be treated in a standardized manner under the guidance of a doctor.