SAN FRANCISCO (EGMN) - Bladder-preserving therapy allows most patients with invasive, nonmetastatic bladder cancer to keep their bladder, while offering long-term survival comparable to that seen with radical cystectomy, according to the 15-year experience of the Massachusetts General Hospital.In a series of 348 patients who were treated with bladder-preserving therapy (tumor resection, chemotherapy, and radiation therapy), 71% were able to keep their native bladder, and the rate of overall survival...