San Antonio Breast Cancer Symposium | Conference

Neratinib Improves PFS in HER2+ Breast Cancer With Brain Metastases

December 14th 2020

December 14, 2020 - The combination of neratinib and capecitabine showed a 34% reduction in the risk of disease progression or death compared with lapatinib and capecitabine in patients with HER2-positive breast cancer who had central nervous system metastases at baseline.

Dr. Hamilton on the Mechanism of Action of OP-1250 in HR+/HER2- Metastatic Breast Cancer

December 12th 2020

Erika P. Hamilton, MD, discusses the mechanism of action of OP-1250 in patients with hormone receptor–positive, HER2-negative metastatic breast cancer.

Dr. Harbeck on Ki-67 as a Biomarker for Identifying High-Risk Early Breast Cancer

December 12th 2020

Nadia Harbeck, MD, PhD, discusses Ki-67 as a biomarker for identifying patients with high-risk early breast cancer who received treatment on the monarchE trial.

Tucatinib Triplet Prolongs Time to Deterioration of HRQOL in HER2+ Breast Cancer With Brain Metastases

December 12th 2020

December 11, 2020 - Tucatinib in combination with trastuzumab and capecitabine significantly prolonged the time to deterioration of health-related quality of life in patients with HER2- positive metastatic breast cancer with brain metastases.

Addition of 1-Year Palbociclib to Endocrine Therapy Fails to Improve iDFS in High-Risk HR+/HER2- Breast Cancer

December 11th 2020

December 11, 2020 - The addition of 1 year of palbociclib to endocrine therapy failed to improve invasive disease-free survival in patients with hormone receptor–positive, HER2-negative breast cancer who are at high risk of relapse following neoadjuvant chemotherapy.

RSClin Delivers More Precise Assessment of Distant Recurrence Risk and Chemo Benefit in Early Breast Cancer

December 11th 2020

The clinical tool RSClin™, which integrates the 21-gene expression assay and clinical pathologic features, was shown to provide more prognostic information than the 21-gene recurrence score or clinical pathologic features alone and a more precise prediction of absolute chemotherapy benefit in node-negative early breast cancer.

GI AEs Associated With Oral Paclitaxel Plus Encequidar Subside with Antiemetics, Loperamide in Metastatic Breast Cancer

December 11th 2020

December 11, 2020 - Gastrointestinal adverse events that occurred in patients with metastatic breast cancer who were treated with oral paclitaxel and encequidar can be managed by the use of 5- HT3 inhibitors and early intervention with loperamide.

Sacituzumab Govitecan Improves PFS in Metastatic TNBC With Brain Metastases

December 11th 2020

December 11, 2020 - Sacituzumab govitecan increased response rates and improved progression-free survival vs chemotherapy in patients with metastatic triple-negative breast cancer with stable brain metastases, although no overall survival improvement was observed.

ctDNA Emerges as a Biomarker for Response, Outcomes in High-Risk Early Breast Cancer

December 11th 2020

December 11, 2020 - The presence of circulating tumor DNA following neoadjuvant chemotherapy with or without pembrolizumab was a biomarker for response and distant recurrence-free survival in patients with high-risk early-stage breast cancer.

Combination Therapy with Tesetaxel and Capecitabine Improves PFS in HER2-, HR+ Metastatic Breast Cancer

December 11th 2020

December 11, 2020 - Patients with human epidermal growth factor receptor 2-negative, hormone receptor-positive metastatic breast cancer who were treated with tesetaxel and a reduced dose of capecitabine experienced improvements in progression-free survival compared with those treated with the FDA-approved dose of capecitabine alone.

Plinabulin/Pegfilgrastim Shows 53% Efficacy Rate in Preventing Profound Neutropenia

December 11th 2020

December 11, 2020 - The combination of plinabulin and pegfilgrastim was 53% more effective in reducing the incidence of profound neutropenia compared with pegfilgrastim alone in patients undergoing chemotherapy, according to full findings of the phase 3 PROTECTIVE-2 trial.

AI-Based Analysis Enhances Prediction of Best Responders for Trastuzumab Deruxtecan

December 11th 2020

December 11, 2020 - Use of a novel HER2 quantitative continuous score was better able to provide an objective and quantitative assessment of HER2 expression to identify patients who are most likely to respond to fam-trastuzumab deruxtecan-nxki.

GP2/GM-CSF Combo Elicits 100% DFS Rate in HER2 3+ Breast Cancer at 5 Years

December 11th 2020

December 10, 2020 - The GP2 immunotherapy plus granulocyte-macrophage colony-stimulating factor demonstrated potent responses and a 100% disease-free survival in patients with HER2/neu 3–positive disease who received adjuvant trastuzumab.

Amcenestrant Demonstrates Intriguing Activity in Postmenopausal Advanced ER+ Breast Cancer

December 11th 2020

December 10, 2020 - Amcenestrant elicited antitumor activity in heavily pretreated, postmenopausal women with advanced or metastatic estrogen receptor–positive breast cancer.

Neoadjuvant Atezolizumab/Chemo Improves Outcomes Without Impacting Day-to-Day Function or HRQoL in Early TNBC

December 10th 2020

December 10, 2020 - The addition of neoadjuvant atezolizumab to nab-paclitaxel followed by doxorubicin plus cyclophosphamide was found to improve pathologic complete responses compared with placebo plus chemotherapy in patients with early triple-negative breast cancer without adding additional treatment burden to patients.

Dr. Tolaney on the Safety Profile of SAR439859 in ER+/HER2- Metastatic Breast Cancer

December 10th 2020

Sara M. Tolaney, MD, MPH, discusses the safety profile of SAR439859 in estrogen receptor–positive, HER2-negative metastatic breast cancer.

Dr. Tripathy on Updated Results of the MONALEESA-7 Trial in HR+/HER2- Breast Cancer

December 10th 2020

Debu Tripathy, MD, discusses updated results of the phase 3 MONALEESA-7 trial in hormone receptor–positive, HER2-negative breast cancer.

Sacituzumab Govitecan Induces Clinical Benefit in Metastatic TNBC, Irrespective of Trop-2 Expression

December 10th 2020

December 10, 2020 - The antibody-drug conjugate sacituzumab govitecan was found to induce clinical benefit over physician’s choice of therapy in patients with metastatic triple-negative breast cancer, irrespective of Trop-2 expression; however, greater efficacy was observed in those who had a medium or high Trop-2 score.

Efficacy Analysis for Frontline Combination Therapy With Pembrolizumab Indicates Benefit in TNBC, Regardless of Chemotherapy Choice

December 10th 2020

December 10, 2020 - Frontline pembrolizumab plus chemotherapy for advanced triple-negative breast cancer demonstrated efficacy across key patient subgroups, including those with PD-L1 expression by combined positive score.

Ipatasertib/Paclitaxel Fails to Improve PFS in PIK3CA/AKT1/PTEN-Altered TNBC

December 10th 2020

December 10, 2020 — The combination of ipatasertib and paclitaxel failed to show a significant improvement in progression-free survival vs placebo plus paclitaxel in patients with PIK3CA/AKT1/PTEN-altered locally advanced, unresectable or metastatic triple-negative breast cancer.