Four pivotal breast cancer trials were presented at the 2016 annual meeting of the American Society of Clinical Oncology in Chicago. The MA.17R trial, which was the plenary talk by Dr Paul Goss, looked at extending adjuvant aromatase inhibitors to 10 years or beyond in postmenopausal women; two presentations reported on mutations after progression in metastatic breast cancer, one on first-line AIs and the other on prior endocrine therapy (PALOMA-3); and results from the Z0011 trial showed that sentinel lymph node dissection without axillary lymph node dissection might show promising 10-year loco-regional control and survival outcomes.
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