Chris and Mars break down everything you need to know about Ductal Carcinoma In Situ (DCIS) for the surgery shelf exam. From recognizing microcalcifications on mammography to understanding why DCIS doesn’t metastasize, they cover high-yield facts, management strategies, and tricky exceptions for sentinel lymph node biopsy. Tune in for a fast, focused, and fun review to level up your breast surgery knowledge.