Absence of estrogen receptor is associated with worse oncologic outcome in patients who were received neoadjuvant chemotherapy for breast cancer.

CONCLUSION: The absence of ER in breast cancer before and after NAC would be a significant prognostic factor for local recurrence and distant metastasis. Therefore, the absence of ER should be considered as important factor in determining the treatment strategy.
PMID: 31204155 [PubMed - as supplied by publisher]

Source: Asian Journal of Surgery - June 12, 2019 Category: Surgery Authors: Park YR, Lee J, Jung JH, Kim WW, Park CS, Lee RK, Chae YS, Lee SJ, Park JY, Park JY, Park HY Tags: Asian J Surg Source Type: research