FGFR3 and urinary bladder neoplasm: Mutations in the FGFR3 gene have been identified in 40–50% of bladder tumours, and were associated with a favourable prognosis with a lower recurrence rate and disease-specific mortality (Cappellen et al, 1999; Karoui et al, 2001; Sibley et al, 2001; van Rhijn et al, 2001).