Bladder cancer represents a global health problem. It ranks ninth in worldwide cancer incidence. In Egypt, bladder cancer constitutes 30% of all cancers.Early detection of bladder cancer is a challenge, considering that disease progression results in significant morbidity and mortality. There are several potential biomarkers for diagnosis and prognosis of bladder cancer but cytology is still the most accurate diagnostic method, although sensitivity is not enough high. sFas is produced and released by bladder urothelial carcinoma cells and urinary sFas levels could be an independent predictor...