FGFR3‐TACC3 is an oncogene and has been found in urothelial carcinoma, glioblastoma, lung adenocarcinomas, cervical cancer, triple‐negative breast cancer (TNBC) and oesophageal cancer.79, 80, 81, 82, 83, 84. Here, FGFR3 is linked to urothelial carcinoma.