Where do you begin to look for a recent, authoritative article on the diagnosis or management of a particular malignancy? The few general oncology textbooks are generally out of date. Single papers in specialized journals are informative but seldom comprehensive; these are more often preliminary reports on a very limited number of patients. Certain general journals frequently publish good indepth reviews of cancer topics, and published symposium lectures are often the best overviews available. Unfortunately, these reviews and supplements appear spo- radically, and the reader can never be sure...

The study of genitourinary tumors is an area of recent rapid growth both in the understanding of disease processes and in the development of new diagnostic and therapeutic modalities. During rapid growth phases within any field, it is desirable to reflect on the current 'state of the art'. It is difficult even for experts in reputed areas of advancement to distinguish true advances from false leads, but it is far more difficult yet for those whose expertise lies in other areas to evaluate important advances. Thus, an objective assessment of evolving areas of investigation in the form of a...