Clinical Research Directory

Inclusion Criteria: * Patients \>18 years of age and ≤80 years of age; * Preoperative imaging and laboratory examination for intrahepatic cholangiocarcinoma, intraoperative frozen and postoperative pathology confirmed as intrahepatic cholangiocarcinoma; preoperative imaging assessment is resectable; * No obvious lymph node metastasis in preoperative imaging; or negative intraoperative lymph node biopsy * Liver function Child-Turcotte-Pugh score A-B grade; * Residual liver volume \>30%; can tolerate radical hepatectomy * The patient has autonomy, understands and voluntarily signs the written informed consent and is able to complete the follow-up plan; * Sign the written informed consent form prior to the test screening. Exclusion Criteria: * The patient has obvious heart, lung, brain and kidney dysfunction that affects the treatment of intrahepatic cholangiocarcinoma; * The patient has a history of other malignant tumors; * Liver function Child-Turcotte-Pugh score C; * The investigator determined that it was not suitable for the study.