First randomized study comparing proton and photon radiation therapy for breast cancer finds both preserve quality of life
SAN FRANCISCO, September 29, 2025 — The first randomized trial to compare photon- and proton-based radiation therapy for breast cancer finds that patients report equally strong health-related quality of life with either treatment. Patients who received proton therapy were more likely to say they would recommend or choose it again, but overall patient-reported outcomes were similar.
The phase III Radiotherapy Comparative Effectiveness (RadComp) trial enrolled more than 1,200 patients, making it also the largest head-to-head comparison of photon and proton therapy for any ...