Background: Lymphoscintigraphy (LS) with sentinel node (SN) biopsy is proposed to provide a feasible method to complete lymphatic staging in breast cancer. The aim of this study was to evaluate the clinical value of parasternal SN biopsy.
Methods: A total of 984 consecutive patients with clinical stage T1/2N0 invasive breast cancer who underwent LS and SN biopsy were included in the study.