04 2017 Breast cancer research and treatment

Benefit of adjuvant chemotherapy with or without trastuzumab in pT1ab node-negative human epidermal growth factor receptor 2-positive breast carcinomas: results of a national multi-institutional study.

Auteurs

de Nonneville A, Gonçalves A, Zemmour C, Classe JM, Cohen M, Lambaudie E, Reyal F, Scherer C, Muracciole X, Colombo PE, Giard S, Rouzier R, Villet R, Chopin N, Darai E, Garbay JR, Gimbergues P, Sabiani L, Coutant C, Sabatier R, Bertucci F, Boher JM, Houvenaeghel G

Résumé

Benefit of adjuvant trastuzumab-based chemotherapy for node-positive and/or >1 cm human epidermal growth factor receptor 2-positive (HER2+) breast carcinomas has been clearly demonstrated in randomized clinical trials. Yet, evidence that adjuvant chemotherapy with or without trastuzumab is effective in pT1abN0 HER2+ tumors is still limited. The primary objective of this study was to investigate the impact of adjuvant chemotherapy ± trastuzumab on outcome in this subpopulation.

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