Permanent low-dose-rate seed implantation as single-session partial breast irradiation: Long-term outcomes using a modified institutional protocol.
PURPOSE To report long-term oncologic, cosmetic, and toxicity outcomes of permanent breast seed implantation (PBSI) using palladium-103 as accelerated partial breast irradiation (APBI) for early-stage breast cancer. METHODS AND MATERIALS This prospective, single-institution study enrolled 27 patients in 2013-2015. Ou...