it's hard to say , only very a few people have family histoty.
The cause of bladder cancer is complex, both intrinsic genetic factors and external environmental factors. The two more common risk factors for smoking are occupational exposure to aromatic amine chemicals. Smoking is currently the most serious risk factor for bladder cancer. 30% to 50% of bladder cancer is caused by smoking. Smoking can increase the risk of bladder cancer by 2 to 6 times. With the prolongation of smoking time, the incidence of bladder cancer Also significantly increased. Another important risk factor for illness is related to a range of occupational or occupational exposures. It has been confirmed that aniline, diaminobiphenyl, 2-naphthylamine and 1-naphthylamine are carcinogens of bladder cancer. The prolonged exposure to such chemicals has an increased probability of bladder cancer, and occupational factors are caused by bladder cancer patients. It accounts for 25% of the total number of patients with bladder cancer. The occupations related to bladder cancer include aluminum products, coal tar, asphalt, dyes, rubber, coal gasification and other industries.