Is neoadjuvant chemotherapy necessary for T2N0-1M0 hormone receptor-positive/HER2-negative breast cancer patients undergoing breast-conserving surgery?
Dandan Liu,
Lidan Chang,
Qian Hao
et al.
Abstract:Introduction
For HR-positive/HER2-negative patients who can undergo breast-conserving surgery (BCS) but have a tumor size of 2–5 cm or 1–3 lymph node metastases, neoadjuvant chemotherapy (NAC) is still controversial.
Methods
Patients with T2N0-1M0 HR-positive/HER2-negative BC who underwent BCS between 2010 and 2017 were selected from the SEER database. Propensity score matching (PSM) was used to minimize the influence of confounding factors. The ov… Show more
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