Bevacizumab in Glioblastoma — Still Much to Learn This is an editorial in the New England Journal of Medicine in response to the reports on the 2 large trials of Avastin for newly diagnosed glioblastoma. These 2 trials both showed a small increase in progression free survival, but no increase in overall survival. However, the had opposite results in quality of life outcomes. Confusing, but the author brings up some good points on how to proceed from here.