FGFR2 and intrahepatic cholangiocarcinoma: In this regard, FGFR2–AHCYL, FGFR2–BICC1, FGFR2–PPHLN1, and FGFR2–TACC3 fusions have been frequently described in patients with intrahepatic cholangiocarcinoma, although over 100 different FGFR2 partners have been reported in this disease [32,33,34,35,36,37,38].