The Era of Upright Proton Therapy Has Arrived: Mevion, Leo Cancer Care and RaySearch Bring Clinical Experience to ASTRO 2026

LITTLETON, Mass. & WEST SUSSEX, England & STOCKHOLM--(BUSINESS WIRE)-- #MevionFIT--Upright proton therapy arrives at the American Society for Radiation Oncology 2026 Annual Meeting with more attention on it than any prior year, and there is no more fitting place for that conversation than Boston, where proton therapy began as an idea. This year, that conversation is grounded in something new: patients are being treated upright. Stanford Medicine reported the first patient treated upright on a ME