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Caps on safe further dose-escalations for prostate radiation have been lifted with the ability to deliver extremely targeted ablative radiation doses. But it might not matter. This “meta-analyzing” of recent prostate external beam dose-escalation on study, including ultra-hypofractionation regimens, suggests there is a saturation of biochemical control at and above 80 Gy at 2 Gy per-fraction equivalent doses. | Vogelius, Int J Radiat Oncol Biol Phys 2020