Ten-Year Locoregional Recurrence Risks in Women With Nodal Micrometastatic Breast Cancer Staged With Axillary Dissection

Women with pNmic had a greater risk of LRR than those with pN0 disease. Patients with pNmic in association with young age, Grade 3 histologic features, lymphovascular invasion, nodal ratio >0.25, and estrogen receptor-negative disease experienced 10-year LRR rates of ∼15-20%, warranting consideration of locoregional RT.