Postsurgical electron beam radiotherapy for prevention of keloid recurrence: a retrospective study of 619 cases demonstrating low recurrence (6.5%) with optimized 18 Gy in two fractions

The 18Gy/2-fraction regimen postsurgical electron beam radiotherapy emerged as the most effective and safe option for keloid recurrence prevention. Features, including lesion type, location, family history, and disease duration should be combined to guide therapeutic strategy.