Oncology

HR+ HER2- Early Breast Cancer

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Expert Roundtables Podcast: Neoadjuvant Therapy for HR+/HER2- Early-Stage Breast Cancer

expert roundtables by Virginia Kaklamani, MD, DSc; Ian Krop, MD, PhD; Melinda L. Telli, MD, FASCO
Overview

Neoadjuvant therapy for HR+/HER2- breast cancer remains one of the more nuanced areas in early breast cancer care. In today’s podcast, Virginia Kaklamani, MD, DSc, Ian Krop, MD, PhD, and Melinda L. Telli, MD, FASCO, explore how they decide when preoperative therapy is appropriate, how they define a meaningful response, and which emerging strategies may reshape practice.

 

References

Cardoso F, O’Shaughnessy J, Liu Z, et al. Pembrolizumab and chemotherapy in high-risk, early-stage, ER+/HER2 breast cancer: a randomized phase 3 trial. Nat Med. 2025;31(2):442-448. doi:10.1038/s41591-024-03415-7

 

Dieci MV, Guarneri V, Tosi A, et al. Neoadjuvant chemotherapy and immunotherapy in luminal B-like breast cancer: results of the phase II GIADA trial. Clin Cancer Res. 2022;28(2):308-317. doi:10.1158/1078-0432.CCR-21-2260

 

Hirmas N, Holtschmidt J, Loibl S. Shifting the paradigm: the transformative role of neoadjuvant therapy in early breast cancer. Cancers (Basel). 2024;16(18):3236. doi:10.3390/cancers16183236

 

Loi S, Salgado R, Curigliano G, et al. Neoadjuvant nivolumab and chemotherapy in early estrogen receptor-positive breast cancer: a randomized phase 3 trial. Nat Med. 2025;31(2):433-441. doi:10.1038/s41591-024-03414-8

 

Mamounas EP, Bandos H, White JR, et al. Omitting regional nodal irradiation after response to neoadjuvant chemotherapy. N Engl J Med. 2025;392(21):2113-2124. doi:10.1056/NEJMoa2414859

 

Nanda R, Liu MC, Yau C, et al. Effect of pembrolizumab plus neoadjuvant chemotherapy on pathologic complete response in women with early-stage breast cancer: an analysis of the ongoing phase 2 adaptively randomized I-SPY2 trial. JAMA Oncol. 2020;6(5):676-684. doi:10.1001/jamaoncol.2019.6650

Virginia Kaklamani, MD, DSc

Professor of Medicine
Division of Hematology and Oncology
Leader, Breast Cancer Program
Mays Cancer Center
The University of Texas Health Science Center at San Antonio
San Antonio, TX

Ian Krop, MD, PhD

Professor of Internal Medicine, Section of Medical Oncology
Associate Cancer Center Director, Clinical Research
Chief Clinical Research Officer
Yale Cancer Center
Yale School of Medicine
New Haven, CT

Melinda L. Telli, MD, FASCO

Professor of Medicine, Division of Medical Oncology
Stanford University School of Medicine
Director, Breast Cancer Program
Associate Director of Clinical Research
Stanford Cancer Institute
Associate Director, Stanford Women's Cancer Center
Stanford, CA

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