[Tumor boards: why they are necessary and which structure is needed].

This review article gives a detailed overview regarding the growing importance of tumor boards in the daily clinical life. Improved diagnostic and therapeutic options for oncologic diseases lead to an increased complexity in patient management, which can only be handled optimally by a team of specialists. Within this process radiology as a specialty is of growing importance and constitutes the core in the diagnostic algorithm. Radiology is necessary for optimal tumor staging. In summary, there is a growing importance of tumor boards in the management of oncologic diseases and radiologists are a key factor in this process.