Validity of Sentinel Lymphnode Biopsy After Neoadjuvant Chemotherapy Cancer Patients With Radiologically Positive Axillary Lymph Nodes

Sentinel lymph node biopsy after neoadjuvant chemotherapy for the patients with clinically positive-nodes at presentation

Neoadjuvant chemotherapy for breast cancer patients with clinically positive-node at initial diagnosis

Complete axillary lymph node dissection after sentinel node biopsy for estimation of false-negative rate of sentinel node biopsy

Routine evaluation of axillary nodal status using 18-fluorodeoxyglucose positron emission tomography and ultrasonogram before and after chemotherapy