To achieve the best performance of transurethral resection of bladder tumor: implication of surgical checklist

Urothelial carcinoma at bladder is the 9th most common malignancy worldwide (1). It is the second most common malignancy in the urologic tract (2). According to GLOBOCAN data, 165,000 bladder cancer death occurred in 2012 worldwide (3). The clinical behavior of bladder urothelial carcinoma is quite different depending on the presence of muscle layer invasion.