Hidden estrogen production from ovarian remnants leading to progression of disease in metastatic breast cancer

We describe a case of ORS in a patient with estrogen receptor positive (ER+) breast cancer who had progression of disease after undergoing a BSO, despite optimal therapy. ORS therefore poses a significant treatment challenge in premenopausal ER+ breast cancer patients thought to be rendered menopausal with a BSO.
Source: The Breast Journal - Category: Cancer & Oncology Authors: Tags: CASE REPORT Source Type: research