Efficacy of Letrozole + Palbociclib Combination as Neoadjuvant Treatment of Stage II-IIIA PAM 50 ROR-defined Low or Intermediate Risk Luminal Breast Cancer, in Postmenopausal Women

Summary

The investigators propose in the present study an innovative approach, combining the most recent therapeutic opportunities in high risk ER+ breast cancer with the most recent and innovative diagnostic approaches such as the PAM50 signature and the RCB tumor response evaluation method. In line with the most recent recommendations on targeted anticancer therapies, the investigators have designed a parallel phase II randomized trial with early stopping rules 26, which will able in the meantime to build a unique prospective collection of tumor tissue, pre- and post-treatment.

Timeline

Start

2015-01

Primary completion

2018-01

Completion

2020-09

Publications

• Results Cottu P, D'Hondt V, Dureau S, Lerebours F, Desmoulins I, Heudel PE, Duhoux FP, Levy C, Mouret-Reynier MA, Dalenc F, Frenel JS, Jouannaud C, Venat-Bouvet L, Nguyen S, Ferrero JM, Canon JL, Grenier J, Callens C, Gentien D, Lemonnier J, Vincent-Salomon A, Delaloge S. Letrozole and palbociclib versus chemotherapy as neoadjuvant therapy of high-risk luminal breast cancer. Ann Oncol. 2018 Dec 1;29(12):2334-2340. doi: 10.1093/annonc/mdy448.

Drugs

Indications