ORLANDO, FLORIDAA decision to delay surgery or radiotherapy for early prostate cancer is in the best interests of most patients according to research presented to the 2013 Genitourinary Cancers Symposium by Dr Andrew Loblaw from the Sunnybrook Health Sciences Centre in Toronto. His groups research has found that the rate of migration of Gleason grade representing disease progression was gradual: accounting for no more than a third of patients developing a form of the disease requiring treatment within ten years. The remaining patients can be spared the side effects of treatment.