Surgery General e6b3afbe A Most common tumor of the urinary bladder is - A Sq. cell carcinoma B Adeno carcinoma C Transitional carcinoma D Str. squamous carcinoma High-Yield Explanation There are 3 common histological types of bladder cancer Transitional (urothelial) cell ca - ~90% Squamous cell ca - ~5-10% Adenocarcinoma - ~2%