FGFR3 and urinary bladder cancer: FGFR3-TACC3 fusions were found in 2.3% (3/131) samples of the TCGA bladder cancer cohort [3] and overall FGFR fusions were reported by Helsten et al. in 6% of their bladder cancer specimens (FGFR3-TACC3 fusions 3%) [6].