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On March 11, the U.S. Food and Drug Administration (FDA) approved olaparib (Lynparza) for the adjuvant treatment of adult patients with deleterious or suspected deleterious germline BRCA-mutated, HER2-negative, high-risk early breast cancer who have been treated with neoadjuvant or adjuvant...
As reported in The New England Journal of Medicine by Gabriel N. Hortobagyi, MD, and colleagues, the protocol-specified final overall survival analysis of the phase III MONALEESA-2 trial has shown a significant benefit with the addition of ribociclib to letrozole in the first-line treatment of...
An update to a joint guideline from Cancer Care Ontario (now a division of Ontario Health) and ASCO provides revised recommendations for the use of adjuvant bone-modifying agents for patients with nonmetastatic breast cancer, with the overarching goal of improving relapse and survival rates.1,2...
Breast cancer specialist Sara A. Hurvitz, MD, FACP, grew up in the East Bay area of Northern California, the youngest of five children. “My mother was a traditional stay-at-home mom, and my father was a probation officer. I come from a long line of artists; my great-grandfather on my mother’s side...
The antibody-drug conjugate fam-trastuzumab deruxtecan-nxki (T-DXd) has led to practice changes in previously treated HER2-positive metastatic breast cancer. Most notably, in the DESTINY-Breast03 trial, treatment with T-DXd produced a doubling in 12-month progression-free survival vs...
The current standard of care for the neoadjuvant treatment of HER2-positive early-stage breast cancer consists of trastuzumab plus pertuzumab and polychemotherapy. But some patients, particularly those with locally advanced or inflammatory disease, still relapse and die. Furthermore, multiagent...
New recommendations for treating advanced breast cancer, coming from a panel of experts at the Advanced Breast Cancer (ABC) Sixth International Consensus Conference (ABC6), were recently published.1 The report highlights advances that have resulted in robust improvements in overall survival for...
Breast cancer has surpassed lung cancer as the leading cause of cancer mortality among Black women as of 2019. This news is one of the key findings in Cancer Statistics for African American/Black People 2022, published recently in CA: A Cancer Journal for Clinicians and its consumer-friendly...
A recent study published by Conley et al in Breast Cancer Research and Treatment aimed to evaluate factors that influence the ability of people with metastatic breast cancer to adhere to their prescribed regimen of oral anticancer medication.1 Researchers found that multiple factors affected...
In an analysis reported in JAMA Oncology, Lowry et al found that a strategy of annual magnetic resonance imaging (MRI) screening starting at age 30 to 35 years—followed by annual MRI and mammography at age 40—could reduce the risk of breast cancer mortality by more than 50% in women with ATM,...
In an Asian study reported in the Journal of Clinical Oncology, Ang et al developed a model for predicting carrier status of pathogenic variants in BRCA1 or BRCA2 among Asian women with breast cancer. As stated by the investigators, “With the development of poly (ADP-ribose) polymerase inhibitors...
In a post hoc analysis published in JAMA Oncology from the TAILORx trial of adjuvant therapy in early hormone receptor (HR)-positive, HER2-negative, axillary node–negative breast cancer, Sadigh et al found that Black women had a poorer relapse-free interval and overall survival vs White women. This ...
Switching from an aromatase inhibitor to fulvestrant upon early identification of the ESR1 mutation in plasma—before disease progression—doubled progression-free survival in the phase III PADA-1 trial, presented at the 2021 San Antonio Breast Cancer Symposium.1 “PADA-1 is the first trial to...
Use of the first investigational oral selective estrogen receptor degrader (SERD) elacestrant significantly reduced the risk of death or disease progression and lengthened progression-free survival compared with standard-of-care endocrine therapy with fulvestrant or an aromatase inhibitor in...
The addition of metformin, a drug commonly used to treat type 2 diabetes, to standard adjuvant treatment failed to improve invasive disease–free survival or overall survival for hormone receptor–positive or –negative breast cancer, according to the results of a large landmark trial led by the...
The final protocol-defined analysis of the phase III PALLAS trial confirmed the negative results of the second interim analysis, showing no benefit of palbociclib plus endocrine therapy in the adjuvant breast cancer setting. Michael Gnant, MD, of the Medical University of Vienna, reported these...
Further analyses of the MONALEESA metastatic breast cancer trials have shown that the benefit of ribociclib plus endocrine therapy in the first-line setting extends to most intrinsic molecular subtypes and is consistent across multiple subgroups. The studies were presented at the 2021 San Antonio...
Updated results of the SWOG S1007 RxPONDER trial confirmed the key takeaway from the previous analysis: adjuvant chemotherapy benefits premenopausal women but not postmenopausal women with hormone receptor–positive, HER2-negative disease, one to three positive lymph nodes, and a 21-gene Oncotype DX ...
Patients with advanced HER2-negative metastatic breast cancer and high tumor mutational burden achieved responses—often durable—from treatment with the immunotherapy doublet of nivolumab and ipilimumab, according to the results of the phase II NIMBUS trial reported at the 2021 San Antonio Breast...
Results of the phase III randomized KEYNOTE-355 trial showed that the addition of the PD-1 inhibitor pembrolizumab to investigator’s choice of first-line chemotherapy improved progression-free and overall survival in women with metastatic triple-negative breast cancer compared with placebo and...
Updated results from the pivotal KEYNOTE-522 trial have confirmed the benefit of neoadjuvant therapy with pembrolizumab plus chemotherapy in patients with early triple-negative breast cancer.1 The results were presented at the 2021 San Antonio Breast Cancer Symposium by Peter Schmid, MD, PhD,...
Datopotamab deruxtecan, an antibody-drug conjugate directed against trophoblast cell surface antigen-2 (Trop-2), is showing activity as a treatment for relapsed or refractory advanced triple-negative breast cancer, according to early findings from the phase I TROPION-PanTumor01 trial presented...
The current standard of care for the neoadjuvant treatment of HER2-positive early-stage breast cancer consists of trastuzumab plus pertuzumab and polychemotherapy. But some patients, particularly those with locally advanced or inflammatory disease, still relapse and die. Furthermore, multiagent...
The antibody-drug conjugate fam-trastuzumab deruxtecan-nxki (T-DXd) has led to practice changes in previously treated HER2-positive metastatic breast cancer. Most notably, in the DESTINY-Breast03 trial, treatment with T-DXd produced a doubling in 12-month progression-free survival vs...
The antibody-drug conjugate fam-trastuzumab deruxtecan-nxki (T-DXd) lengthened progression-free survival and improved the objective response rate compared with the antibody-drug conjugate ado-trastuzumab emtansine (T-DM1) after trastuzumab and taxane therapy in women with HER2-positive metastatic...
In its first return to a hybrid model since the COVID-19 pandemic began, the 2021 San Antonio Breast Cancer Symposium (SABCS) brought together researchers, clinicians, industry experts, patients, and advocates from across the globe to present and grapple with new data and important topics in breast ...
In a study reported in the Journal of Clinical Oncology, Ang et al developed a model for predicting carrier status of pathogenic variants in BRCA1 or BRCA2 among Asian women with breast cancer. As stated by the investigators: “With the development of poly (ADP-ribose) polymerase [PARP] inhibitors...
In a Danish study reported in the Journal of Clinical Oncology, Pedersen et al identified risk of breast cancer mortality among women with breast cancer recurrence at ≥ 10 years after primary diagnosis and found that mortality risk was reduced after late vs early recurrence. Study Details The study ...
As reported in The New England Journal of Medicine by Peter Schmid, MD, PhD, and colleagues, a preplanned interim analysis of the phase III KEYNOTE-522 trial has shown improved event-free survival with the addition of pembrolizumab to neoadjuvant chemotherapy, followed by adjuvant pembrolizumab, in ...
When I got the call from the radiology department telling me I had to come back for a follow-up mammogram right before Christmas of 2020, I wasn’t surprised or initially concerned. I have dense breasts, and my first mammogram 2 years earlier had also detected suspicious areas in one of my breasts...
A rapid update to the ASCO guideline on optimal adjuvant chemotherapy and targeted therapy for early breast cancer provides guidance on the use of the oral cyclin-dependent kinases 4 and 6 (CDK4/6) inhibitor abemaciclib with endocrine therapy in patients with high-risk early breast cancer.1 The...
A next-generation technology that focuses on protein expression at the single-cell level has yielded a wealth of information about “spatial connectivity” between cancer cells and their microenvironment. It also provided information on the benefit of adding the immune checkpoint inhibitor...
In a patient-level meta-analysis reported in The Lancet Oncology, researchers from the Early Breast Cancer Trialists’ Collaborative Group found that use of an aromatase inhibitor vs tamoxifen reduced the risk of recurrence in premenopausal women with estrogen receptor (ER)-positive early breast...
Taking aspirin daily does not prevent breast cancer recurrence, according to research presented by Wendy Y. Chen, MD, MPH, a medical oncologist at Dana-Farber Cancer Institute, during the February 2022 ASCO Plenary Series session (Abstract 360922). Results of a double-blind phase III study of more...
Sara A. Hurvitz, MD, of the University of California, Los Angeles Jonsson Comprehensive Cancer Center, discusses phase III findings from the DESTINY-Breast03 trial, which compared ado-trastuzumab deruxtecan (T-DXd) with standard-of-care trastuzumab emtansine (T-DM1) in patients with HER2-positive metastatic breast cancer. T-DXd showed superior progression-free survival across subgroups of patients previously treated with trastuzumab and a taxane, including those with brain metastases (Abstract GS3-01).
A recent study published by Conley et al in Breast Cancer Research and Treatment aimed to evaluate factors that influence the ability of people with metastatic breast cancer to adhere to their prescribed regimen of oral anticancer medication. Researchers found that multiple factors affected...
In a study reported in JAMA Oncology, Fernandez et al found that scoring accuracy for low HER2 protein expression (0 or 1+) in breast cancer tissue on standard immunohistochemistry (IHC) assays was poor. As observed by the investigators, the findings pose issues for investigation of fam-trastuzumab ...
As reported by Kalinsky et al and summarized in this issue of The ASCO Post, an interim analysis of the phase III RxPONDER trial showed that the addition of adjuvant chemotherapy to endocrine therapy improved invasive disease–free survival among premenopausal—but not postmenopausal—women with...
In an interim analysis of a phase III trial (RxPONDER) reported in The New England Journal of Medicine, Kevin Kalinsky, MD, MS, of Winship Cancer Institute, and colleagues found that the addition of adjuvant chemotherapy to endocrine therapy improved invasive disease–free survival among...
Charles Shapiro, MD, Professor of Medicine, Hematology and Medical Oncology, Icahn School of Medicine at Mount Sinai, New York, commented on the study findings. “MA.32 is a large, randomized placebo-controlled trial of metformin in over 3,600 women with invasive breast cancer. The rationale for...
The addition of metformin, a drug commonly used to treat type 2 diabetes, to standard adjuvant treatment failed to improve invasive disease–free survival or overall survival for hormone receptor–positive or –negative breast cancer, according to the results of a large landmark trial led by the...
Angela DeMichele, MD, MSCE, the Alan and Jill Miller Professor in Breast Cancer Excellence at the Perelman School of Medicine of the University of Pennsylvania in Philadelphia, commented on NIMBUS1 for The ASCO Post. She said obtaining information on tumor mutational burden is simple, as it is part ...
Patients with advanced HER2-negative metastatic breast cancer and high tumor mutational burden achieved responses—often durable—from treatment with the immunotherapy doublet of nivolumab and ipilimumab, according to results of the phase II NIMBUS trial reported at the 2021 San Antonio Breast Cancer ...
The ASCO Post asked Debu Tripathy, MD, Professor and Chair of Medical Breast Oncology at The University of Texas MD Anderson Cancer Center, Houston, and Hope S. Rugo, MD, FASCO, Professor of Medicine, Director of Breast Oncology and Clinical Trials Education at the University of California San...
Datopotamab deruxtecan, an antibody-drug conjugate directed against trophoblast cell surface antigen-2 (Trop-2), is showing promise as a treatment for relapsed or refractory advanced triple-negative breast cancer, according to early findings from the phase I TROPION-PanTumor01 trial presented...
Invited discussant Anne Blaes, MD, of the University of Minnesota, Minneapolis, emphasized the main takeaway finding of the combined updated analysis of the SOFT and TEXT trials. “In early-stage estrogen receptor–positive breast cancer, premenopausal women who don’t require chemotherapy do very...
The benefits of ovarian function suppression were sustained long term for premenopausal women with hormone receptor–positive breast cancer, according to updates from SOFT and TEXT, two randomized, controlled trials, presented at the 2021 San Antonio Breast Cancer Symposium.1 A separate large...
The discussant of KEYNOTE-522 at the 2021 San Antonio Breast Cancer Symposium, Hope S. Rugo, MD, FASCO, Professor of Medicine and Director of Breast Oncology and Clinical Trials Education at the University of California San Francisco Comprehensive Cancer Center, commented: “We are clearly making...
Updated results from the pivotal KEYNOTE-522 trial have confirmed the benefit of neoadjuvant therapy with pembrolizumab plus chemotherapy in patients with early triple-negative breast cancer.1 The results were presented at the 2021 San Antonio Breast Cancer Symposium by Peter Schmid, MD, PhD,...
Over the past 7 years, the introduction of combined endocrine therapy with cyclin-dependent kinase (CDK) 4/6 inhibitors resulted in a dramatic improvement in outcomes for patients with metastatic, hormone receptor–positive, HER2-negative breast cancer. Early attempts to modulate the cell cycle with ...