Tumor metastasis after bile duct cancer surgery will lead to abdominal pain, and the tumor may metastasize inside the abdominal cavity, which will lead to lymph node metastasis in the abdominal cavity, hepatoportal and retroperitoneum. Tumor enlargement will lead to abdominal pain, and tumor invasion of retroperitoneal nerve will lead to abdominal pain and back pain. Having metastasis after bile duct cancer surgery leads to jaundice of patients, which is manifested as sclera yellowing, skin yellowing, urine yellowing, and jaundice index gradually increases.