Welcome back to Rad Onc Smart Review, the podcast that helps you master radiation oncology concepts for your boards and beyond.This is Episode 2a, DNA Repair: Base & Nucleotide Excision.In our last episode, we saw how radiation causes a spectrum of DNA damage. Today, we'll start exploring how the cell fights back, focusing on two crucial repair pathways: Base Excision Repair for smaller lesions and Nucleotide Excision Repair for bulkier damage.