In a National Cancer Database analysis reported in The Lancet Oncology, Jennifer A. Crozier, MD, of the Division of Cancer Medicine, Baptist MD Anderson Cancer Center, Jacksonville, and colleagues found that receipt of neoadjuvant or adjuvant chemotherapy was associated with improved overall...
Commentary for monarchE and PENELOPE-B was provided by C. Kent Osborne, MD, and Ruth M. O’Regan, MD, respectively. Dr. Osborne is Professor of Medicine, Hematology, and Oncology and the Dudley and Tina Sharp Chair for Cancer Research at Baylor College of Medicine, as well as Founding Director of...
The primary outcome analysis of the phase III monarchE trial, an update of previous data, continued to show significant benefit for abemaciclib in the adjuvant setting, reducing the risk for invasive disease recurrence by 28.7%. Meanwhile, the first results of the phase III PENELOPE-B trial of...
The combination of ipatasertib plus paclitaxel failed to improve progression-free survival in PIK3CA/AKT1/PTEN-altered locally advanced, unresectable or metastatic triple-negative breast cancer, according to results from cohort A of the phase III IPATunity130 trial, presented at the 2020 San...
Yuan Yuan, MD, PhD, a medical oncologist at City of Hope, Duarte, California, said that this was yet another failed phase III trial following promising phase II data. “Entinostat was granted Fast Track designation by the U.S. Food and Drug Administration several years back based on preclinical and...
The histone deacetylase inhibitor (HDAC) entinostat, added to exemestane, failed to overcome endocrine therapy resistance in advanced breast cancer, according to the E2112 phase III trial conducted by the ECOG-ACRIN Cancer Research Group. Results showed that overall survival was not improved by the ...
“The updated long-term follow-up from IBIS II showed that tamoxifen and anastrozole have similar efficacy in preventing breast cancer recurrences in patients diagnosed with ductal carcinoma in situ. However, there were differences in side effects consistent with the known safety profiles of these...
Pembrolizumab plus chemotherapy improved progression-free survival vs chemotherapy alone as first-line treatment of advanced or metastatic triple-negative breast cancer, according to the results of KEYNOTE-355.1 Progression-free survival was significantly improved with pembrolizumab plus...
If your patient were an older woman opting for hormonal therapy after surgically excised ductal carcinoma in situ (DCIS), which hormonal agent would you recommend for the prevention of disease recurrence: tamoxifen or anastrozole? According to long-term follow-up of the large, randomized IBIS...
Thoughts on oral taxanes—and in particular, tesetaxel—were provided by William Gradishar, MD, the Betsy Bramsen Professor of Breast Oncology at Northwestern University Feinberg School of Medicine and Deputy Director for the Clinical Network of the Lurie Cancer Center. Dr. Gradishar commented that...
Positive results have now been reported in phase III trials of two oral taxanes in the treatment of metastatic breast cancer. At the 2020 San Antonio Breast Cancer Symposium, treatment with tesetaxel and reduced-dose capecitabine resulted in an improvement in progression-free survival of about 3...
Study discussant Cristina Saura Manich, MD, PhD, Head of the Breast Cancer Program at the Vall d’Hebron University Hospital in Barcelona, offered some thoughts as to the underlying mechanism of benefit from trilaciclib in the phase II study reported by Dr. Joyce A. O’Shaugnessy. Trilaciclib is a...
The intravenous administration of trilaciclib, the first-in-class reversible inhibitor of cyclin-dependent kinase 4/6 (CDK4/6), given with chemotherapy, led to a significant improvement in overall survival in previously treated patients with metastatic triple-negative breast cancer, compared with...
On December 16, 2020, margetuximab-cmkb (margetuximab) was approved for use in combination with chemotherapy for the treatment of adult patients with metastatic HER2-positive breast cancer who have received two or more prior anti-HER2 regimens, at least one of which was for metastatic disease.1,2...
According a new study published by Eckstein et al in the American Journal of Roentgenology (AJR), new suspicious findings occurred in 5.5% of breast magnetic resonance imaging (MRI) examinations performed to monitor patients’ response to neoadjuvant therapy; none of these newly detected lesions...
According to findings published by Kressin et al in the Journal of the American College of Radiology, women living in states where dense breast notifications are legislatively mandated had higher rates of being informed about personal breast density and of having had breast density discussions with ...
As reported in the Journal of Clinical Oncology, Allison Magnuson, DO, and colleagues have developed a risk tool for predicting severe toxicity in patients aged 65 and older receiving chemotherapy for early-stage breast cancer. Study Details The prospective cohort study included 473 patients...
Completing cancer screening tests such as mammograms can be challenging for low-income patients who may face such issues as lack of transportation or inability to take time off work. A team at Massachusetts General Hospital explored the possibility of addressing preventive care needs when patients...
In an Italian single-institution study reported in JCO Oncology Practice, Merz et al evaluated the use of electronic medical record–assisted telephone follow-up (E-TFU) of breast cancer survivors to minimize hospital exposure over a 3-month period during the COVID-19 pandemic. The strategy was...
Although patients with hormone receptor (HR)-positive, HER2-negative, aromatase inhibitor–resistant metastatic breast cancer maintained quality of life for a longer time following treatment with palbociclib plus either exemestane or fulvestrant than capecitabine, those receiving chemotherapy...
Omitting postoperative radiotherapy with whole-breast irradiation may not compromise 10-year overall survival or increase the risk of developing metastasis in most women 65 years and older with low-risk breast cancer, according to results of the large randomized PRIME II trial reported at the 2020...
New research published by Abdel-Rahman in JNCCN—Journal of the National Comprehensive Cancer Network found more than one-third of eligible people miss timely screening tests for colorectal cancer, and at least one-quarter appear to miss timely screening tests for breast and cervical cancers....
Some patients with metastatic breast cancer are taking smaller doses of opioid prescriptions over decreased amounts of time, according to results published by Shen et al in Scientific Reports. Researchers said that the results indicate that clinicians may be more aware of the negative impacts of...
Ann H. Partridge, MD, MPH, of Dana-Farber Cancer Institute, discusses results from the ALTERNATE trial on response to neoadjuvant chemotherapy in postmenopausal women with clinical stage II or III estrogen receptor–positive and HER2-negative breast cancer that is resistant to endocrine therapy. The findings highlight the need for more effective treatments in this high-risk population (Abstract GS4-05).
Elizabeth A. Mittendorf, MD, PhD, of Brigham and Women’s Hospital, summarizes her plenary talk, which featured the uncertainties in treatment knowledge: excision of postchemotherapy calcifications; the best sentinel lymph node biopsy technique for patients with node-positive disease who convert to node-negative disease with neoadjuvant chemotherapy; whether immunohistochemistry should be routinely used for sentinel lymph node evaluation; and the role of radiation therapy in this patient population.
A research team has revealed a distinct molecular signature in the tumor tissues of Black patients with breast cancer. The new work, published by Yao et al in JNCI: Journal of the National Cancer Institute, reported that an elevated number of “exhausted,” nonfunctional T cells appears to lead to...
As reported in The Lancet Oncology by Tan et al, the phase III FeDeriCa trial showed comparable pharmacokinetics and pathologic complete response rates with a subcutaneous (SC) fixed-dose combination of pertuzumab and trastuzumab vs the same combination administered intravenously (IV)—both given...
Surgery, in addition to treatments like chemotherapy and radiation therapy, may improve survival for certain patients with metastatic breast cancer. A research team studied nearly 13,000 patients with stage IV disease and found that those who had surgery in addition to other treatments had a...
A comprehensive study involving more than 250,000 women showed that oral contraceptive use may be protective against the development of ovarian and endometrial cancers, but the effect on lifetime risk of breast cancer is more limited. The protective effect on ovarian and endometrial cancers was...
As reported in The Lancet by Javier Cortes, MD, and colleagues, the phase III KEYNOTE-355 trial has shown that the addition of pembrolizumab to chemotherapy improved progression-free survival among previously untreated patients with locally recurrent inoperable or metastatic triple-negative breast...
On November 13, 2020, pembrolizumab (Keytruda) was granted accelerated approval by the U.S. Food and Drug Administration (FDA) for use in combination with chemotherapy for patients with locally recurrent unresectable or metastatic triple-negative breast cancer with tumors expressing PD-L1 (Combined ...
The number of circulating tumor cells (CTCs) assessed at baseline and at about 1 month after cancer-directed treatment was strongly associated with overall survival in patients with metastatic breast cancer, according to a large retrospective pooled analysis reported at the 2020 San Antonio Breast...
Just in are the results of the SWOG S1007 RxPONDER trial, which evaluated the benefit of chemotherapy in women with early-stage hormone receptor–positive, HER2-negative breast cancer and node-positive disease.1 The data showed that many postmenopausal women can skip adjuvant chemotherapy, based on ...
Sibylle Loibl, MD, of the German Breast Group, discusses the first phase III results from the PENELOPE-B study of palbociclib combined with endocrine therapy in patients with hormone receptor–positive, HER2-negative primary breast cancer who are at high risk for relapse after neoadjuvant chemotherapy (Abstract GS1-02).
Joyce V. Lee, PhD, of the University of California, San Francisco, discusses data that suggest the MYC oncogene may indicate whether a patient with triple-negative breast cancer will respond to immunotherapy. Dr. Lee’s study is the first to describe MYC downregulation of MHC-I and to demonstrate translatable approaches that may overcome immune evasion (Abstract GS1-08).
Roisin M. Connolly, MD, of University College Cork, discusses phase III results from the E2112 trial, which showed exemestane plus entinostat did not improve survival in aromatase inhibitor–resistant advanced HR-positive, HER2-negative breast cancer (Abstract GS4-02).
On December 16, the U.S. Food and Drug Administration (FDA) approved margetuximab-cmkb (Margenza) in combination with chemotherapy for the treatment of adult patients with metastatic HER2-positive breast cancer who have received two or more prior anti-HER2 regimens, at least one of which was for...
Lee S. Schwartzberg, MD, of the West Cancer Center, discusses phase III results from the CONTESSA study, which showed that an all-oral regimen of tesetaxel plus a reduced dose of capecitabine significantly improved progression-free survival compared with capecitabine alone in patients with HER2-negative, hormone receptor–positive metastatic breast cancer previously treated with a taxane (Abstract GS4-01). Editor's note: On March 22, 2021, Odonate Therapeutics announced it was discontinuing the development of tesetaxel and will close the company's operations. Read more here.
Sara A. Hurvitz, MD, of the David Geffen School of Medicine at UCLA, discusses phase III data from the ASCENT study of the antibody-drug conjugate sacituzumab govitecan vs chemotherapy in patients with previously treated metastatic triple-negative breast cancer (Abstract GS3-06).
Patricia A. Ganz, MD, of the University of California, Los Angeles, discusses study findings that showed mindfulness meditation and survivorship education may effectively reduce depression and related symptoms such as fatigue and sleep disturbance, which pose serious threats to younger women’s health and well-being after being treated for cancer (Abstract GS2-10).
Joseph A. Sparano, MD, of the Montefiore Medical Center and Albert Einstein College of Medicine, discusses the development and validation of a tool that integrates the 21-gene recurrence score and clinicopathologic features to individualize prognosis for distant recurrence and predict chemotherapy benefit in patients with early breast cancer with greater precision (Abstract GS4-10).
In a National Cancer Database analysis reported in The Lancet Oncology, Crozier et al found that receipt of neoadjuvant or adjuvant chemotherapy was associated with improved overall survival among women aged 70 or older undergoing surgery for stage I to III triple-negative breast cancer. Study...
Nadia Harbeck, MD, of the University of Munich, discusses the first outcome data from the phase III ADAPT HR+/HER– trial, which combined both static and dynamic biomarkers to optimize the adjuvant therapy approach in patients with intermediate- or high-risk luminal early breast cancer (Abstract GS4-04).
In a study reported in JAMA Network Open, Kunst et al compared five neoadjuvant-adjuvant treatment strategies for patients with HER2-positive breast cancer and identified one that was associated with both improved outcomes and cost savings. The researchers found that a strategy of neoadjuvant...
The number of circulating tumor cells (CTCs) assessed at baseline and about 1 month after cancer-directed treatment was associated with overall survival in patients with metastatic breast cancer, according to findings from a large retrospective pooled analysis reported by Wolfgang Janni, MD, PhD,...
Adding an immune checkpoint inhibitor to a standard chemotherapy regimen for patients with early-stage triple-negative breast cancer did not affect patients’ ability to perform day-to-day activities more than treatment with chemotherapy alone, according to research presented by Elizabeth...
In a study presented at the 2020 San Antonio Breast Cancer Symposium (Abstract GS4-10) and concurrently published in the Journal of Clinical Oncology, Joseph A. Sparano, MD, and colleagues described the development and validation of a new prognostic tool. RSClin integrates the 21-gene recurrence...
Just in are the results of the SWOG S1007 RxPONDER trial, which evaluated the benefit of chemotherapy in women with early-stage, hormone receptor (HR)-positive, node-positive breast cancer. Based on the findings, many postmenopausal women may be able to safely skip adjuvant chemotherapy. However,...
Extended follow-up results from the phase III monarchE trial showed that adding the cyclin-dependent kinase inhibitor abemaciclib to standard adjuvant endocrine therapy continued to improve invasive disease–free survival in patients with high-risk, node-positive, early-stage, hormone receptor...
New research showed that behavioral interventions—mindfulness meditation and survivorship education classes—may be effective in reducing depressive symptoms in younger breast cancer survivors. This patient population often experiences the highest levels of depression, stress, and fatigue, which may ...