Cancer of the bladder has a bad reputation: the combination of urinary problems and malignancy gives just cause for continuing concern. Not only is this common cancer a burden to the patient but, because of the need for regular follow-up, it creates a large workload on the urological services. It might be imagined that the bladder would give early warning signals of disease, and indeed it may do so; yet it can also be hesitant to reveal its severity. Thus there are many problems that create challenges in the diagnosis and management. Prevention is still the first goal of an oncologist, with...