Organ-preservative Therapy of Bladder Cancer With Radiotherapy or Radiochemotherapy Combined With Hyperthermia

Inclusion Criteria: * Age ≥ 18 years * Histologically confirmed bladder cancer * M0 * ECOG-performance status ≤ 2 * Informed consent Exclusion Criteria: * Pre-existing uncontrolled cardiac disease, signs of cardiac failure, or rhythm disturbances requiring therapy * Cardiac Pacemaker * Myocardial infarction within the past 12 months * Congestive heart failure * Complete bundle branch block * New York Heart Association (NYHA) class III or IV heart disease * Disease that would preclude TUR, chemoradiation or deep regional hyperthermia * Metal implants (lenght \> 2cm or dense clusters of marker clips in the pelvis) * Active or therapy-resistent bladder infections * Pre-existing or concommitant immunodeficiency Syndrom * Pregnant or lactating women * Patients not willing to use effective contraception during and up to 6 months after therapy