INTRODUCTION
cluster of heterogenous and aggressive tumors, Cholangiocarcinoma, cholangiocarcinoma
CHOLANGIOCARCINOMA, METASTATIC CHOLANGIOCARCINOMA, CHOLANGIOCARCINOMA
Cholangiocarcinoma is a cluster of heterogenous and aggressive tumors that originate from the biliary tract, which can be classified into intrahepatic, perihilar, and distal cholangiocarcinoma based on the anatomical location.Approved systemic treatments for unresectable locally advanced or metastatic cholangiocarcinoma are limited to chemotherapies in mainland China. The first‐line standard of care for locally advanced or metastatic cholangiocarcinoma is gemcitabine plus cisplatinPatients with cholangiocarcinoma carrying Pemigatinib is an oral, potent, and selective inhibitor of FGFR1, FGFR2, and FGFR3.This phase II trial was a bridging study to assess whether the efficacy and safety findings for pemigatinib in FIGHT‐202 could be extrapolated to previously treated Chinese patients with cholangiocarcinoma carrying 