...all three patients with FGFR2-altered (fusion [n = 2] or mutation [n = 1]) cholangiocarcinoma with pre- and post-treatment target lesion assessments had reduced tumor burden (Fig 3)....BGJ398 demonstrated antitumor activity in FGFR1-amplified sqNSCLC, FGFR3-mutant bladder/urothelial cancer, and FGFR2-gene fusion/mutant cholangiocarcinoma, strongly supporting further biologic and clinical investigation.