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Andrew D. Seidman, MD, and Aditya Bardia, MD, MPH, on Metastatic Breast Cancer: Findings on an Antibody-Drug Conjugate
Andrew D. Seidman, MD, of Memorial Sloan Kettering Cancer Center, and Aditya Bardia, MD, MPH, of Massachusetts General Hospital, discuss the efficacy of sacituzumab govitecan for treatment-refractory hormone receptor–positive/HER2-negative metastatic breast cancer (Abstract 1004).
Michael Gnant, MD, on Breast Cancer: Results From the ABCSG-18 Trial
Michael Gnant, MD, of the Medical University of Vienna, discusses study findings on adjuvant denosumab in early breast cancer––a disease-free survival analysis of postmenopausal patients.
2018 ASCO: Neoadjuvant Use of PARP Inhibitor Shows Promise in Early-Stage, BRCA-Mutated Breast Cancer
In a small phase II study of early-stage breast cancer patients with BRCA1/2 mutations, researchers at The University of Texas MD Anderson Cancer Center found that more than half of the women who took the PARP inhibitor talazoparib once daily prior to surgery had no evidence of disease at the time...
2018 ASCO: Aromatase Inhibitor Plus Ovarian Suppression Yields Benefit in High-Risk Premenopausal Patients With Breast Cancer
Premenopausal women with hormone receptor (HR)–positive, HER2-negative breast cancer and a high risk of recurrence who are treated with an aromatase inhibitor plus ovarian function suppression may gain a 10% to 15% improvement in freedom from distant recurrence at 8 years, according to a ...
Elizabeth A. Mittendorf, MD, PhD, and Lisa A. Carey, MD, on Breast Cancer: Commentary on the TAILORx Trial
Elizabeth A. Mittendorf, MD, PhD, of Dana-Farber/Brigham and Women’s Cancer Center, and Lisa A. Carey, MD, of the University of North Carolina, discuss the impact of new phase III findings on chemoendocrine treatment vs endocrine treatment alone in hormone receptor–positive, HER2-negative,...
Sibylle Loibl, MD, PhD, on Triple-Negative Breast Cancer: Results From the GeparNuevo Trial
Sibylle Loibl, MD, PhD, of the German Breast Group, discusses phase II study findings on the addition of durvalumab to a taxane-anthracycline–containing chemotherapy in triple-negative breast cancer (Abstract 104).
Rebecca A. Dent, MD, on Triple-Negative Breast Cancer: Results From the LOTUS Trial
Rebecca A. Dent, MD, of the National Cancer Centre Singapore, discusses phase II study findings on first-line ipatasertib plus paclitaxel for locally advanced/metastatic triple-negative breast cancer (Abstract 1008).
Helena Margaret Earl, MBBS, PhD, on Early Breast Cancer: Results From the Persephone Trial
Helena Margaret Earl, MBBS, PhD, of the University of Cambridge, discusses phase III study findings on 6 vs 12 months of adjuvant trastuzumab in patients with HER2-positive early breast cancer (Abstract 506).
Sherry Shen, MD, on Breast Cancer and Obesity: Results of the SWOG S0927 Study
Sherry Shen, MD, of Columbia University Medical Center, discusses findings on the use of omega-3 fatty acid for obese breast cancer patients with aromatase inhibitor–related arthralgia (Abstract 10000).
Peter Schmid, MD, PhD, on Triple-Negative Breast Cancer: Results From the PAKT Trial
Peter Schmid, MD, PhD, of Queen Mary University of London, discusses phase II study findings on AZD5363 plus paclitaxel vs placebo plus paclitaxel as first-line therapy for metastatic triple-negative breast cancer (Abstract 1007).
Joseph A. Sparano, MD, on Breast Cancer: Results of the TAILORx Trial
Joseph A. Sparano, MD, of Montefiore Medical Center, discusses phase III study results on chemoendocrine treatment vs endocrine treatment alone in hormone receptor–positive, HER2-negative, node-negative breast cancer and an intermediate prognosis 21-gene recurrence score (Abstract LBA1).
2018 ASCO: TAILORx: Most Women With Early-Stage Breast Cancer Can Forgo Chemotherapy When Guided by a Diagnostic Test
The federally funded, phase III TAILORx clinical trial showed that most women with hormone receptor (HR)–positive, HER2-negative, axillary node–negative early-stage breast cancer and a mid-range score on a 21-tumor gene expression assay (Oncotype DX® Breast Recurrence Score) do not...
Gabriel N. Hortobagyi, MD, on Breast Cancer Staging: New and Important Changes
Gabriel N. Hortobagyi, MD, of The University of Texas MD Anderson Cancer Center, discusses the 8th edition of the TNM staging system, which includes prognostic stage groups based on clinical and pathologic factors combined with grade and hormone and HER2 status.
2018 ASCO: Phase III SANDPIPER Trial Evaluates Taselisib Plus Fulvestrant in Advanced Breast Cancer
In a phase III clinical trial, the investigational PI3K inhibitor taselisib combined with standard hormone therapy fulvestrant (Faslodex) halted the growth of advanced breast cancer growth by 2 months longer than hormone therapy alone. In addition, the novel combination decreased the chance of...
2018 ASCO: Shortening Adjuvant Trastuzumab to 6 Months in Patients With HER2-Positive Early Breast Cancer Is Effective and Reduces Cardiac Toxicities
Persephone, a large phase III randomized noninferiority study conducted in the United Kingdom comparing 6 months to 12 months of trastuzumab (Herceptin) in patients with HER2-positive early breast cancer has found 6 months of trastuzumab to be noninferior to 12 months of the therapy. In addition,...
ASBrS 2018: Early Detection and Intervention Effective for Preventing Breast Cancer–Related Lymphedema
Early, ongoing screening of lymphatic function and immediate patient-administered therapies as needed are highly effective in improving outcomes for women at high risk for breast cancer–related lymphedema (BCRL). These were the findings of a new study presented at the American Society of ...
ASBrS 2018: Modern Therapies Minimize Recurrence After Breast-Conserving Surgery
Modern, multimodality lumpectomy treatment significantly reduces the incidence of breast cancer recurrence at the original tumor site compared to historical protocols, according to a new study presented at the American Society of Breast Surgeons (ASBrS) 19th Annual Meeting (Abstract...
ASBrS 2018: Breast Cancer Genetic Testing Guidelines Exclude Almost Half of High-Risk Patients
Current restrictive genetic testing guidelines exclude many patients who harbor high-risk breast cancer mutations, according to two new studies presented at the American Society of Breast Surgeons (ASBrS) 19th Annual Meeting (Abstracts 402910, 404340). One study found that whether or not patients...
ASBrS 2018: Regular Mammograms May Mean Earlier Breast Cancer Diagnosis and Less Aggressive Treatment
Women with breast cancer who underwent regular mammographic screening were diagnosed with earlier-stage disease and treated with significantly less aggressive therapies than those who delayed or never underwent screening, according to new research presented at the American Society of Breast...
Targeting Chemotherapy With Genetic Testing in Advanced Triple-Negative Breast Cancer
Researchers have found that women with advanced triple-negative breast cancer with a BRCA mutation were twice as likely to benefit from carboplatin as docetaxel—the current standard of care for these patients. These findings were published by Tutt et al in Nature Medicine. The trial is set...
New Breath and Urine Tests May Detect Early Breast Cancer More Accurately
A new method for early, more accurate breast cancer screening has been developed by researchers at Ben-Gurion University of the Negev and Soroka University Medical Center using commercially available technology. Their findings were published by Herman-Saffar et al in Computers in Biology and...
Many Economic Evaluations of Oncotype DX May Have Misleading Conclusions
Research from the Yale School of Public Health has found that the majority of published papers analyzing the cost-effectiveness of a widely used test for breast cancer used a study design that can increase bias. These findings were published by Wang et al in the Journal of Clinical Oncology....
FDA Grants Fast Track Designation for Balixafortide in Combination With Eribulin as Third-Line Therapy for Metastatic Breast Cancer
On April 19, Polyphor announced that the U.S. Food and Drug Administration (FDA) granted Fast Track designation for its novel immuno-oncology candidate balixafortide (POL6326) in combination with eribulin (Halaven) for the treatment of patients with HER2-negative metastatic breast cancer who...
EBCC-11: Mastectomy and Axillary Dissection and Neoadjuvant Targeted Treatment in HER2-Positive Breast Cancer
Extensive surgery involving mastectomy and removal of several lymph nodes may be safely avoided for more women with some types of breast cancer if they receive targeted drugs before surgery, according to research presented at the 11th European Breast Cancer Conference (EBCC-11) (Abstract 19). The...
EBCC-11: Women Report Fewer Side Effects With Partial or Reduced Breast Radiotherapy vs Standard WBRT
The average number of moderate or marked side effects reported by patients with breast cancer is lower if they are treated with radiotherapy to part of the breast or a reduced dose to the whole breast, rather than with standard whole breast radiotherapy (WBRT), according to new findings presented...
EBCC-11: MINDACT Trial: Patients With Early Breast Cancer and Risk of Locoregional Recurrence
Women with small, low-grade, well-defined breast tumors and a genetic profile that shows they are at low risk of the cancer metastasizing have only a 1.4% risk of locoregional recurrence within 5 years, according to new results from a large randomized trial of nearly 7,000 patients. This low risk...
EBCC-11: Sentinel Lymph Node Biopsy in Triple-Negative and HER2-Positive Breast Cancers
Sentinel lymph node biopsies may be safely avoided for some women, according to research presented at the 11th European Breast Cancer Conference (EBCC-11). Two new studies show that women with either triple-negative or HER2-positive types of breast cancer, whose cancers respond well to chemotherapy ...
EBCC-11: Double Mastectomy in BRCA1 and BRCA2 Carriers
Healthy women who carry a breast cancer–causing mutation in the BRCA1 gene not only reduce their risk of developing the disease but also their chances of dying from it if they have both breasts removed, according to new research presented at the 11th European Breast Cancer Conference...
EBCC-11: DCIS Less Likely to Recur in Patients Who Are Postmenopausal, ER-Positive
Patients with ductal carcinoma in situ (DCIS) are less likely to have recurrent disease if they are postmenopausal or if their tumor is estrogen receptor (ER)-positive, according to research presented at the 11th European Breast Cancer Conference (EBCC-11) (Abstract 215). DCIS accounts for about...
EBCC-11: Risk of a Second Breast Cancer Can Be Better Quantified in Patients With a BRCA Mutation
The risk of a second breast cancer in patients with high-risk BRCA gene mutations can be more precisely predicted by testing for several other genetic variants, each of which are known to have a small impact on breast cancer risk, according to new research presented at the 11th European Breast...
Anthony D. Elias, MD, on Triple-Negative Breast Cancer: Treatment Update
Anthony D. Elias, MD, of the University of Colorado Cancer Center, reviews promising experimental treatments, as well as PARP inhibitor therapy in TNBC, including the implications of newly approved olaparib for gBRCA-mutant breast cancer.
William J. Gradishar, MD, on Hormone-Sensitive Breast Cancer: Treatment Update
William J. Gradishar, MD, of the Robert H. Lurie Comprehensive Cancer Center of Northwestern University, discusses recent evidence on the efficacy, safety, and utility of HER2-targeted treatments in the adjuvant setting for early-stage and advanced breast cancers.
TAILORx Trial Results Aid in Assessing the Effect of Chemotherapy in Women With Early-Stage Breast Cancer
On March 15, Genomic Health, Inc, was informed by the ECOG-ACRIN Cancer Research Group that the TAILORx trial, has achieved sufficient information to render a conclusion regarding the efficacy of chemotherapy in patients with early-stage breast cancer who have Oncotype DX recurrence score...
ASTRO Issues New Clinical Guideline for Whole-Breast Radiation Therapy
The American Society for Radiation Oncology (ASTRO) has issued a new clinical guideline for the use of whole-breast radiation therapy for breast cancer that expands the population of patients recommended to receive hypofractionated treatment. The guideline was published by Smith et al in...
AACR 2018: Acquired HER2 Mutations Confer Resistance to Hormone Therapy in ER-Positive Metastatic Breast Cancer
Mutations in HER2 were found to confer resistance to hormone therapy in some estrogen receptor (ER)-positive metastatic breast cancer cases, and resistance could be reversed by dual treatment with the hormone therapy fulvestrant (Faslodex) and the HER2 kinase inhibitor neratinib (Nerlynx),...
Breast Cancer Screening Guidelines May Lead to Delayed Diagnosis in Nonwhite Women
The current guidelines for mammographic breast cancer screening, which are based on data from primarily white populations, may lead to delayed diagnosis in nonwhite women, according to a report published by Stapleton et al in JAMA Surgery. A team of Massachusetts General Hospital (MGH)...
FDA Authorizes Direct-to-Consumer Test That Reports Three Mutations in the BRCA1/BRCA2 Breast Cancer Genes
Today, the U.S. Food and Drug Administration (FDA) authorized the Personal Genome Service Genetic Health Risk (GHR) Report for BRCA1/BRCA2 (Selected Variants). It is the first direct-to-consumer (DTC) test to report on three specific BRCA1/BRCA2 breast cancer gene mutations that are most common in...
Experiences With Radiation Therapy Better Than Expected for Most Patients With Breast Cancer
A new study reveals that many patients with breast cancer have misconceptions and fears about radiation therapy, but their actual experiences with this treatment modality are better than they expected. In the study published by Shaverdian et al in Cancer, most patients agreed that their initial...
FDA Approves Abemaciclib as Initial Therapy for Hormone Receptor–Positive, HER2-Negative Metastatic Breast Cancer
On February 26, the U.S. Food and Drug Administration (FDA) approved abemaciclib (Verzenio) in combination with an aromatase inhibitor as initial endocrine-based therapy for postmenopausal women with hormone receptor–positive, human epidermal growth factor receptor 2 (HER2)-negative advanced...
Family History Increases Breast Cancer Risk, Even in Women Aged 65 and Older
A family history of breast cancer continues to significantly increase chances of developing invasive breast tumors in women aged 65 years and older, according to research published by Braithwaite et al in JAMA Internal Medicine. The findings could impact mammography screening decisions later in...
Electra D. Paskett, PhD, on Breast Cancer and Arm Mobility: Clinical Trial Results
Electra D. Paskett, PhD, of The Ohio State University Comprehensive Cancer Center, discusses study findings on whether exercise helps women with breast cancer regain arm mobility after lymph node surgery (Abstract 123).
New International Practice Guidelines for Using CYP2D6 Genotype to Guide Antiestrogen Treatment in Breast Cancer
An international group of clinicians and scientists representing the Clinical Pharmacogenetics Implementation Consortium (CPIC) published the first-ever clinical practice guidelines for using CYP2D6 genotype to guide tamoxifen therapy. Their research was published by Goetz et al in Clinical...
2018 SURVIVORSHIP: Exercise Speeds Improvement in Arm Mobility After Surgery for Breast Cancer
New findings from a clinical trial of women with breast cancer suggest that guided exercise with a physical therapist after lymph node dissection helps women regain their range of arm motion more quickly. These findings will be presented by Paskett et al at the upcoming 2018 Cancer Survivorship...
2018 SURVIVORSHIP: Exercising During Chemotherapy for Breast or Colon Cancer Has Long-Term Benefits
A follow-up study to a randomized clinical trial reveals that exercising during adjuvant chemotherapy helps people engage in more physical activity years later. Four years later, people with breast or colon cancer who had participated in an 18-week exercise program while receiving chemotherapy...
Scientific Statement From the American Heart Association Examines Intersection of Breast Cancer and Cardiovascular Disease
Patients with breast cancer may be at an increased risk of cardiovascular diseases, including heart failure, and may benefit from a treatment approach that weighs the benefits of specific therapies against potential damage to the heart, according to a new scientific statement from the American...
Evaluating the Need for Biopsies During Follow-up Care in Early Breast Cancer
In an analysis of more than 120,000 women diagnosed with and treated for early-stage breast cancer, researchers from The University of Texas MD Anderson Cancer Center determined the rate of additional breast biopsies needed for these patients during their follow-up care. The findings, reported by...
High Body Fat Levels in Postmenopausal Women With Normal BMI May Be Associated With Increased Breast Cancer Risk
Among postmenopausal women with normal body mass index (BMI), those with higher body fat levels had an increased risk for invasive breast cancer, according to data presented at an American Association for Cancer Research (AACR) Special Conference titled Obesity and Cancer: Mechanisms...
Two Genetic Mutations Implicated in Breast Cancer Emerge From Study of Lynch Syndrome
Researchers at Columbia University Irving Medical Center (CUIMC) and GeneDx, a genetic testing company, have identified two new genetic mutations associated with breast cancer: MSH6 and PMS2. The researchers’ study—published by Roberts et al in Genetics in Medicine—suggests that...
Detecting and Localizing Eight Cancer Types With One Multianalyte Blood Test
Johns Hopkins Kimmel Cancer Center researchers developed a single blood test that screens for eight common cancer types and also helps identify the location of the cancer. The test, called CancerSEEK, is a unique noninvasive, multianalyte test that simultaneously evaluates levels of eight cancer...
Heterogeneity of the Estrogen Receptor and Risk of Death in Breast Cancer
Researchers at Karolinska Institutet in Sweden have discovered that the risk of death from breast cancer is twice as high for patients with high heterogeneity of the estrogen receptor within the same tumor, compared to patients with low heterogeneity. The study, published by Lindström et al in ...
