Outcomes and complications of intraoperative radiotherapy versus external beam radiotherapy for early breast cancer.

Background: Intraoperative radiotherapy (IORT) is an alternative for external beam radiotherapy (EBRT) for early stage breast cancer (BC). Herein, we compared outcomes, postoperative and post-radiation complications of IORT and EBRT.

Methods: We conducted a cohort study to compare complications of IORT and EBRT in patients.