Abstract:Background: Hormone receptor (Estrogen receptor (ER), Progesterone receptor (PgR)) is an important biological marker for predicting prognosis and making effective treatment decisions. Discordance in these biomarkers between the primary tumor and recurrent lesions is reported frequently. However, it is not well known whether these biomarkers are affected by neoadjuvant chemotherapy and their impacts on outcomes still remain to be elucidated. The aim of the present study is to evaluate the changes in HR status a… Show more
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