Metastatic Breast Cancer, HER2 Negative Primary Tumor Clinical Trial
Official title:
Validity of HER2-amplified Circulating Tumor Cells to Select Metastatic Breast Cancer Considered HER2-negative for Trastuzumab-emtansine (T-DM1) Treatment.
Patients with metastatic breast cancer considered HER2 negative are screened for HER2-amplified circulating tumor cells. If at least HER2-amplified circulating tumor cell is detected, patients are treated by Trastuzumab - Emtansine (T-DM1) in a single arm phase II with an adaptive design.
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