Neoadjuvant bevacizumab (B) and trastuzumab (T) in combination with weekly paclitaxel (P) as neoadjuvant treatment in HER2-positive breast cancer: Results from a phase II trial (AVANTHER).

602 Background: B in combination with T has showed meaningful activity in patients (pts) with metastatic HER2-positive breast cancer. AVANTHER is a Phase II trial of preoperative systemic therapy c...