在美国,膀胱癌是男性癌症死亡原因的第七位,女性为第九位。每年约有40000新病例发生,11000人死于该病。与其他人类肿瘤不同,膀耽癌的发生和促进因素是比较明确的,如某些工业中的芳香胺类化合物是膀耽的强力 In the United States, bladder cancer is the seventh leading cause of cancer death among men and ninth for women. About 40,000 new cases occur each year and 11,000 die from the disease. Different from other human tumors, the occurrence and promotion of bladder cancer is relatively clear, such as aromatic amines in some industries is the strength of the bladder