- Patient to be treated by neo-adjuvant or adjuvant chemotherapy by 5-fluorouracil, epirubicin and cyclophosphamide (FEC)-docetaxel, docetaxel-cyclophosphamide, 5-fluorouracil/leucovorin with oxaliplatin(FOLFOX) or XELOX. A treatment with trastuzumab is allowed in association.