Sentinel Lymph Node Biopsy After Neoadjuvant Chemotherapy in Patients Presenting With Locally Advanced Breast Cancer.
PURPOSE To prospectively determine the false-negative rate (FNR) of sentinel lymph node biopsy (SLNB) after neoadjuvant chemotherapy (NAC) in patients with locally advanced breast cancer (LABC). METHODS Patients with cT4 and/or cN2/N3 breast cancer with a nodal complete response (cN0) after NAC were eligible. SLNB wa...