Factors Affecting Sentinel Lymph Node Identification Rate After Neoadjuvant Chemotherapy for Breast Cancer Patients Enrolled in ACOSOG Z1071 (Alliance)

The SLN identification rate after NAC was higher when mapping was performed using radiolabeled colloid alone or with blue dye compared with blue dye alone. Optimal tracer use is important to ensure successful identification of SLN(s) after NAC.