Advertisement

Advertisement

Breast Cancer

ASCO Guideline Update Aims to Improve Patient Outcomes for HER2-Positive Breast Cancer With Brain Metastases

Rapid developments over the past decade in the treatment of patients with advanced HER2-positive breast cancer may lead to better outcomes and improved quality of life for patients with brain metastases, according to findings incorporated into a new ASCO guideline update.1 “The difference this...

Breast Cancer
Immunotherapy

Addition of Atezolizumab to Neoadjuvant Anti-HER2 Therapy and Chemotherapy in HER2-Positive Breast Cancer: IMpassion050

As reported in the Journal of Clinical Oncology by Jens Huober, MD, and colleagues, the phase III IMpassion050 trial showed no significant improvement in pathologic complete response rate with the addition of atezolizumab to neoadjuvant pertuzumab/trastuzumab and chemotherapy in patients with...

Breast Cancer

Strides Are Being Made in the Treatment of Brain Metastases From Breast Cancer

New drugs for HER2-positive breast cancer are able to overcome some of the obstacles that have made brain metastases challenging to treat, according to Mark Pegram, MD, the Susy Yuan-Huey Hung Professor of Oncology at Stanford University School of Medicine in California, who described the promising ...

Breast Cancer

Screening Study to Identify Risk Factors for Breast Cancer–Related Lymphedema

In a prospective single-institution study reported in JAMA Oncology, Giacomo Montagna, MD, MPH, and colleagues found that the risk for breast cancer–related lymphedema after axillary lymph node dissection was increased in Black and Hispanic patients, those who received neoadjuvant chemotherapy, and ...

Breast Cancer

Study Seeks to Determine if HER2-Low Breast Cancer Is a Distinct Biological and Prognostic Subtype of Disease

The treatment of breast cancer abounding in the protein HER2 was revolutionized with the introduction of drugs like trastuzumab that target the protein. When researchers discovered that breast cancers with lower levels of HER2 often respond to a trastuzumab-and-chemotherapy drug conjugate, they...

Breast Cancer

Fulvestrant/Capivasertib for Aromatase Inhibitor–Resistant Advanced Breast Cancer: Overall Survival and Expanded Genetic Panel Analysis From the FAKTION Trial

As reported in The Lancet Oncology by Howell et al, the phase II FAKTION trial has shown improved overall survival with the addition of the AKT inhibitor capivasertib to fulvestrant in patients with estrogen receptor–positive, HER2-negative advanced breast cancer who experienced disease relapse or...

Breast Cancer

Risk of Interval Invasive and Advanced Breast Cancer: Screening With Digital Breast Tomosynthesis vs Digital Mammography

In a cohort study reported in JAMA, Karla Kerlikowske, MD, and colleagues found that screening with digital breast tomosynthesis (DBT) vs digital mammography was not associated with a lower risk of interval invasive breast cancer and was associated with a reduced risk of diagnosis of advanced...

Breast Cancer

Structural Racism and Health-Care System Barriers May Contribute to Breast Biopsy Delays

Black and Asian women are more likely than White women to experience significant delays in getting breast biopsies after a mammogram identifies an abnormality. Moreover, those delays appear to be influenced by screening site–specific factors that may stem from structural racism, according to...

Breast Cancer

Chemicals in Personal Care Products May Increase Breast Cancer Risk in Black Women

The group of compounds called parabens, which are found in widely used hair and personal care products, may increase breast cancer risk in Black women—more so than in White women—according to a study presented at ENDO 2022, the Endocrine Society’s Annual Meeting. One in eight women in the United...

Breast Cancer

Study Links Diabetes and Worse Outcomes in Long-Term Survivors of Metastatic Breast Cancer

Women who are longer-term survivors of metastatic breast cancer may have a worse survival rate if they have diabetes and poorly controlled blood sugar levels, according to a new study presented at ENDO 2022, the Endocrine Society’s Annual Meeting. This is the first study to specifically examine the ...

Breast Cancer
Immunotherapy

Expert Point of View: Debu Tripathy, MD

Debu Tripathy, MD, Professor and Chair of Breast Medical Oncology at The University of Texas MD Anderson Cancer Center, Houston, shared his thoughts on TROPiCS-02 with The ASCO Post. He said the study is important because it addresses the needs of “a population with limited options, whose...

Breast Cancer
Immunotherapy

TROPiCS-02 Sacituzumab Govitecan Effective in Hormone Receptor–Positive, HER2-Negative Metastatic Breast Cancer

For advanced breast cancer that is hormone receptor–positive and HER2-negative, sacituzumab govitecan-hziy significantly reduced the risk of disease progression by 34% over physician’s choice of treatment, based on the results of the phase III TROPiCS-02 trial.1 The heavily pretreated patients in...

Breast Cancer
Immunotherapy

Expert Point of View: Patricia LoRusso, DO, PhD

Invited discussant Patricia LoRusso, DO, PhD, of Yale School of Medicine, said to the assembled audience at the 2022 ASCO Annual Meeting: “I see you are as excited about these data as I am,” after the applause ended following Dr. Modi’s presentation. “I want to thank our colleagues for helping to...

Breast Cancer
Immunotherapy

DESTINY-Breast04 Trial: T-DXd Significantly Improves Survival in Patients With HER2-Low Metastatic Breast Cancer

The antibody-drug conjugate fam-trastuzumab deruxtecan-nxki (T-DXd) doubled progression-free survival compared with chemotherapy alone in patients with “HER2-low” metastatic breast cancer—ie, patients with low levels of HER2 expression. The agent also extended overall survival for patients with low ...

Breast Cancer

Mismatch in Breast Cancer Trial Results and Real-World Outcomes Based on Treatment Discontinuation

New research published by Zeng et al in JNCCN—Journal of the National Comprehensive Cancer Network raises issues with clinical trial findings that show adjuvant hormone therapy–related hot flashes predict better treatment outcomes among patients with estrogen receptor–positive breast cancer. The...

Breast Cancer

Study Examines How Diet Quality May Affect Breast Cancer Risk

Research shows that what we eat may influence our cancer risk, but it’s not always clear which foods or dietary patterns are best for cancer prevention. Results from a new study presented by Shah et al during Nutrition 2022 Live Online, the annual meeting of the American Society for Nutrition,...

Breast Cancer

New Perspective Shows Higher Breast Cancer Mortality for Black Women Emerged 40 Years Ago

A new perspective piece authored by researchers from the American Cancer Society and The University of Texas Health Science Center at San Antonio shows the high burden of breast cancer mortality among Black women as compared to White women began in the United States in the 1980s. At that time,...

breast cancer

Etienne Brain, MD, PhD, on Breast Cancer: Adjuvant Endocrine Therapy With or Without Chemotherapy in Older Patients

Etienne Brain, MD, PhD, of the Institut Curie, discusses phase III findings from the Unicancer ASTER 70s trial, in which patients aged 70 or older with estrogen receptor–positive, HER2-negative breast cancer and a high genomic grade index received adjuvant endocrine therapy with or without chemotherapy. The data did not find a statistically significant overall survival benefit with this treatment after surgery (Abstract 500).

Breast Cancer

Study Finds Diagnostic Mammography Performance Varies Across Racial and Ethnic Groups

The disparities in female breast cancer incidence and mortality among racial and ethnic groups is well documented. Studies show that while Black women have a lower incidence of breast cancer compared with White women, they are 41% more likely to die from the disease than White women. Breast cancer...

breast cancer

Ann H. Partridge, MD, MPH, and Véronique Diéras, MD, on the Future of Cytotoxic Therapy: Antibody-Drug Conjugates?

Ann H. Partridge, MD, MPH, of Dana-Farber Cancer Institute, and Véronique Diéras, MD, of the Centre Eugène Marquis, discuss the many challenges posed by next-generation antibody-drug conjugates (ADCs). They include side effects such as hematotoxicity, gastrointestinal toxicities, and interstitial lung disease; tumor targeting and payload release; drug resistance; and the urgent need to understand ADCs’ mechanisms of action to better sequence and combine drugs.

breast cancer
immunotherapy

Ann H. Partridge, MD, MPH, and Ian E. Krop, MD, PhD, on Metastatic Breast Cancer: New Early Data on Patritumab Deruxtecan

Ann H. Partridge, MD, MPH, Dana-Farber Cancer Institute, and Ian E. Krop, MD, PhD, of Yale Cancer Center, discuss phase I/II findings on patritumab deruxtecan, a HER3-directed antibody-drug conjugate, in patients with HER3-expressing metastatic breast cancer. A pooled analysis showed antitumor activity in women with HR-positive/HER2-negative and HER2-positive advanced disease, as well as triple-negative breast cancer (Abstract 1002).

breast cancer
immunotherapy

Erika Hamilton, MD, on Metastatic Breast Cancer: Safety Follow-up Data on T-DXd vs T-DM1

Erika Hamilton, MD, of Sarah Cannon Research Institute at Tennessee Oncology, discusses phase III data from the DESTINY-Breast03 study, which reinforced the consistent safety profile of fam-trastuzumab deruxtecan-nxki (T-DXd) vs ado-trastuzumab emtansine (T-DM1) in patients with HER2-positive unresectable and/or metastatic breast cancer. The findings also support T-DXd’s risk benefit over that of T-DM1 (Abstract 1000).

Breast Cancer

Can Abemaciclib Provide Good Clinical Outcomes in Patients With High-Risk Hormone Receptor–Positive, HER2-Negative Breast Cancer Who Received Neoadjuvant Chemotherapy?

In a prespecified analysis from the phase III monarchE trial reported in JAMA Oncology, Miguel Martín, MD, PhD, and colleagues found that the addition of adjuvant abemaciclib to endocrine therapy was associated with improved outcomes among women with high-risk hormone receptor–positive,...

Breast Cancer

Risk of Skin Desquamation With Breast Radiotherapy: Does Position Change Outcomes in Large-Breasted Women?

In a Canadian phase III trial reported in JAMA Oncology, Vesprini et al found that receipt of adjuvant breast radiotherapy in the supine position was associated with increased risk of moist desquamation of skin vs receipt in the prone position among large-breasted women with breast cancer. Study...

Breast Cancer

Metformin vs Placebo in Patients With High-Risk Operable Breast Cancer Receiving Standard Treatment

As reported in JAMA by Pamela J. Goodwin, MD, MSc, FRCPC, FASCO, the phase III MA.32 trial showed no invasive disease–free survival benefit with metformin vs placebo in patients without diabetes receiving standard therapy for high-risk nonmetastatic breast cancer. Study Details In the double-blind ...

breast cancer
immunotherapy

Lisa A. Carey, MD, and Shanu Modi, MD, on Breast Cancer: Is T-DXd a Potential New Standard of Care for HER2-Low Disease?

Lisa A. Carey, MD, of the University of North Carolina Lineberger Comprehensive Cancer Center, and Shanu Modi, MD, of Memorial Sloan Kettering Cancer Center, discuss the phase III findings from the DESTINY-Breast04 trial, which compared fam-trastuzumab deruxtecan-nxki (T-DXd) vs treatment of physician’s choice (TPC) in patients with HER2-low unresectable and/or metastatic breast cancer. T-DXd is the first HER2-targeted therapy to demonstrate clinically meaningful improvement in progression-free and overall survival compared with TPC in this patient population, regardless of hormone receptor or immunohistochemistry status or prior use of CDK4/6 inhibitors (Abstract LBA3).

breast cancer

Ann H. Partridge, MD, MPH, and Kevin Kalinsky, MD, on Breast Cancer: Latest Findings on Fulvestrant or Exemestane With or Without Ribociclib

Ann H. Partridge, MD, MPH, of Dana-Farber Cancer Institute, and Kevin Kalinsky, MD, of Winship Cancer Institute at Emory University, discuss phase II findings from the MAINTAIN trial, which showed a benefit in progression-free survival for patients with hormone receptor–positive/HER2-negative metastatic breast cancer when they switched to endocrine therapy and received ribociclib after disease progression on another CDK4/6 inhibitor (Abstract LBA1004).

breast cancer

Nancy Davidson, MD: In It for the Long Haul: Outcomes in Hormone Receptor–Positive Breast Cancer

Nancy Davidson, MD, of the Fred Hutchinson Cancer Research Center, reviews results from four abstracts about the importance of long-term follow-up in studies of adjuvant endocrine therapy for hormone receptor–positive breast cancer. Because the natural history of hormone receptor–positive breast cancer is long, an effort is underway to improve selection of patients by clinical parameters or biomarkers, refine the endocrine therapy background, and administer more effective combinations of endocrine therapy with other agents.

Breast Cancer

Personalized ctDNA Testing and Late Recurrence in High-Risk HR-Positive, HER2-Negative Breast Cancer

In a study presented at the 2022 ASCO Annual Meeting (Abstract 103) and simultaneously reported in the Journal of Clinical Oncology, Lipsyc-Sharf et al found that personalized circulating tumor DNA (ctDNA) testing was successful in detecting measurable residual disease (MRD) prior to late clinical...

Breast Cancer

ASCO Refines Guidance on Using Biomarkers for Adjuvant Endocrine and Chemotherapy in Early-Stage Breast Cancer

A new ASCO guideline update provides further recommendations on the use of biomarkers to guide decision-making on adjuvant endocrine therapy and chemotherapy in patients with early-stage breast cancer.1 The update includes clarification of the use of certain genomic tests, based on age or...

Breast Cancer
Immunotherapy

T-DXd Shows Efficacy Against Active Brain Metastases in HER2-Positive Breast Cancer

In the single-center phase II TUXEDO-1 trial of patients with advanced HER2-positive breast cancer, fam-trastuzumab-deruxtecan-nxki (T-DXd) showed efficacy in patients with active brain metastases, yielding intracranial responses in 73.3% of the population and a median progression-free survival of...

Breast Cancer
Immunotherapy

Use of T-DXd in Previously Treated Patients With Advanced HER2-Positive Breast Cancer

On May 4, 2022, fam-trastuzumab deruxtecan-nxki (T-DXd) was granted regular approval for patients with unresectable or metastatic HER2-positive breast cancer who have received a prior anti-HER2–based regimen in the metastatic setting or in the neoadjuvant or adjuvant setting and have developed...

Breast Cancer
Immunotherapy

BEGONIA Trial Reports Activity With Datopotamab Deruxtecan Plus Durvalumab in Triple-Negative Breast Cancer

Preliminary results of the basket BEGONIA trial showed that the antibody-drug conjugate datopotamab deruxtecan (Dato-DXd), paired with the immune checkpoint inhibitor durvalumab, has strong activity in advanced or metastatic triple-negative breast cancer among patients not biomarker-selected for...

Breast Cancer
Immunotherapy

DESTINY-Breast03: Should Trastuzumab Deruxtecan Be the Preferred Second-Line Regimen in HER2-Positive Metastatic Breast Cancer?

Since the introduction of trastuzumab in the late 1990s, overall survival for patients with HER2-positive metastatic breast cancer has substantially improved. Median overall survival in the pivotal first-line trial was only 20.3 months in the chemotherapy arm, and 25.1 months in the...

Breast Cancer

MONALEESA-3: Ribociblib Plus Fulvestrant Improves Overall Survival Over Fulvestrant Alone in the First-Line Setting

In an updated analysis of the phase III MONALEESA-3 trial, which included postmenopausal patients with hormone receptor–positive, HER2-negative advanced or metastatic breast cancer, first-line treatment with ribociclib plus fulvestrant added nearly 16 months of overall survival time vs fulvestrant...

Breast Cancer
Immunotherapy

T-DXd Improves Progression-Free Survival vs T-DM1 in Metastatic HER2-Positive Breast Cancer

As reported in The New England Journal of Medicine by Javier Cortés, MD, PhD, of the International Breast Cancer Center, Barcelona, and colleagues, the phase III DESTINY-Breast03 trial has shown significantly prolonged progression-free survival with fam-trastuzumab deruxtecan-nxki (T-DXd) vs...

breast cancer

Timothy J. Whelan, MD: When Can Radiotherapy Be Avoided After Breast-Conserving Surgery?

Timothy J. Whelan, MD, of McMaster University and Hamilton Health Sciences, discusses findings from the LUMINA study, which found that women aged 55 or older who had grade 1–2 T1N0 luminal A breast cancer following breast-conserving surgery and were treated with endocrine therapy alone had very low rates of local tumor recurrence at 5 years. These patients, the research suggests, may be able to forgo radiotherapy (Abstract LBA501).

breast cancer

Tara B. Sanft, MD, on How Diet and Exercise May Affect Completion of Chemotherapy for Breast Cancer

Tara B. Sanft, MD, of Yale University, discusses the results of the LEANer study (Lifestyle, Exercise, and Nutrition Early After Diagnosis) in women with breast cancer. It showed that patients with newly diagnosed disease who were just starting chemotherapy could improve physical activity and diet quality. While both groups had high rates of treatment completion, women in the intervention who exercised at or above the recommended levels did better in terms of treatment completion, with fewer dose reductions and delays (Abstract 12007).  

breast cancer

Richard Finn, MD, on Advanced Breast Cancer: New Data on Palbociclib Plus Letrozole From PALOMA-2

Richard Finn, MD, of the Geffen School of Medicine at UCLA and the Jonsson Comprehensive Cancer Center, discusses analyses from the PALOMA-2 trial on overall survival with first-line palbociclib plus letrozole vs placebo plus letrozole in women with ER-positive/HER2-negative advanced breast cancer. The study met its primary endpoint of improving progression-free survival but not the secondary endpoint of overall survival. Although patients receiving palbociclib plus letrozole had numerically longer overall survival than those receiving placebo plus letrozole, the results were not statistically significant (Abstract LBA1003).

Breast Cancer
Genomics/Genetics

Study Finds Genetic Mutations Differ Across Younger and Older Patients With Breast Cancer

Women younger than age 40 with advanced breast cancer often experience more aggressive disease and worse prognoses than their older counterparts. Knowing which types of genetic mutations these patients tend to have may inform treatment strategies and improve outcomes. In a recent study, researchers ...

Breast Cancer

Biomarker Guidance May Allow Patients Aged 55 or Older With Low-Grade Luminal A–Type Breast Cancer to Avoid Radiation Therapy

Based on guidance from biomarker screening, patients with low-grade luminal A–type breast cancer aged 55 and older may need endocrine therapy alone following breast-conserving surgery and may be able to avoid radiation therapy entirely, according to new research findings presented by Timothy Joseph ...

breast cancer

Robert Hugh Jones, MD, PhD, on Breast Cancer: Updated Overall Survival Data on Fulvestrant Plus Capivasertib

Robert Hugh Jones, MD, PhD, of Cardiff University and Velindre Hospital, discusses results from an updated analysis of the FAKTION trial, which showed improved overall survival with fulvestrant plus capivasertib in women with metastatic estrogen receptor–positive breast cancer whose disease had relapsed or progressed on an aromatase inhibitor. The benefit may be predominantly in patients with PIK3CA/AKT1/PTEN pathway–altered tumors, a topic researchers continue to study in the phase III CAPItello-291 trial (Abstract 1005).  

Breast Cancer
Genomics/Genetics

Study Examines Ancestry-Specific Genetic Risk for Triple-Negative Breast Cancer

Although women of African descent experience a higher incidence and mortality from triple-negative breast cancer than women of other races or ethnicities, research findings presented by Hall et al at the 2022 ASCO Annual Meeting showed that the magnitude of gene-specific risks of triple-negative...

breast cancer

Lisa A. Carey, MD, and Hope S. Rugo, MD, on Advanced Breast Cancer: New Data on Sacituzumab Govitecan-hziy vs Treatment of Physician’s Choice

Lisa A. Carey, MD, of the University of North Carolina Lineberger Comprehensive Cancer Center, and Hope S. Rugo, MD, of the University of California, San Francisco, Helen Diller Family Comprehensive Cancer Center, discuss phase III results from the TROPiCS-02 trial. This study showed that sacituzumab govitecan-hziy was more beneficial than single-agent chemotherapy in terms of progression-free survival in heavily pretreated patients with hormone receptor–positive/HER2-negative and unresectable advanced breast cancer (LBA1001).

breast cancer

Stephanie Walker on Increasing the Participation of Black Women With Metastatic Breast Cancer in Clinical Trials

Stephanie Walker, a former nurse and current activist with the Metastatic Breast Cancer Alliance, discusses findings from the BECOME project (Black Experience of Clinical Trials and Opportunities for Meaningful Engagement). They show that, even though Black patients comprise between 4% and 6% of all clinical trial participants, Black women with metastatic breast cancer are willing to consider taking part if steps were taken to increase their awareness, build trust through clear communication with health-care providers, involve people of shared racial/ethnic identity and health experience, and help patients find and access trials (Abstract 1014).

Breast Cancer

Study Offers Guidance for Future Trials of Adjuvant Therapy for Early-Stage Hormone Receptor–Positive/HER2-Negative Breast Cancer

To fully evaluate hormone-blocking therapy following surgery for patients with early-stage high-risk hormone receptor–positive/HER2-negative breast cancer, researchers should continue to track patients for at least 5 years after the completion of active treatment, according to a study reported at...

Breast Cancer

Fam-Trastuzumab Deruxtecan-nxki Doubles Progression-Free Survival in HER2-Low Metastatic Breast Cancer

The use of fam-trastuzumab deruxtecan-nxki doubled progression-free survival compared with the standard-of-care treatment plus conventional chemotherapy. It also significantly improved overall survival for patients with metastatic breast cancers expressing low levels of the HER2 receptor,...

Breast Cancer

Endocrine Sensitivity Test Predicts Survival Benefit of Dose-Dense Chemotherapy for Patients With Hormone Receptor–Positive Breast Cancer

A new genomic test designed to measure the endocrine sensitivity of estrogen receptor–positive breast cancer has the potential to identify patients diagnosed with the disease who could benefit more from dose-dense chemotherapy—a regimen in which chemotherapy is administered more frequently than...

Breast Cancer

Sacituzumab Govitecan-hziy Improves Progression-Free Survival in Endocrine-Resistant Hormone Receptor–Positive/HER2-Negative Metastatic Breast Cancer

Treatment with the antibody-drug conjugate sacituzumab govitecan-hziy resulted in longer progression-free survival compared to physician’s choice of chemotherapy in patients who have received many prior therapies for hormone receptor–positive/HER2-negative metastatic breast cancer, according to...

Breast Cancer

Survival and Surgery-to-Radiotherapy Intervals Among Asian American and Pacific Islander Women With Early Breast Cancer

In a study reported in JCO Oncology Practice, Taparra et al identified differences in 10-year survival and surgery-to-radiotherapy intervals among disaggregated Asian American and Native Hawaiian/other Pacific Islander women with early-stage breast cancer. The study used National Cancer Database...

Advertisement

Advertisement

Advertisement