Howard I. Scher, MD, of Memorial Sloan Kettering Cancer Center, discusses circulating tumor cell number as a transitional surrogate endpoint for survival in phase II trials on metastatic castration-resistant prostate cancer (Abstract 143).
Rana R. McKay, MD, of the University of California, San Diego, discusses phase II study findings on atezolizumab and bevacizumab in non–clear cell renal cell carcinoma and clear cell renal cell carcinoma with sarcomatoid differentiation (Abstract 548).
Brian C. Baumann, MD, of Washington University School of Medicine, discusses phase III study findings on adjuvant sequential chemotherapy plus radiotherapy vs adjuvant radiotherapy alone for locally advanced bladder cancer after radical cystectomy (Abstract 351).
Thomas Powles, MD, PhD, of Queen Mary University of London, discusses phase III study findings on ramucirumab plus docetaxel vs placebo plus docetaxel in patients with advanced platinum-refractory urothelial carcinoma (Abstract 353).
Ignacio Duran, MD, PhD, of the Hospital Universitario Marqués de Valdecilla, discusses an overall survival analysis of the phase III METEOR trial of cabozantinib vs everolimus in advanced renal cell carcinoma (Abstract 550).