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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 ...
In patients with early breast cancer, the presence in the blood of circulating tumor cells 5 years after diagnosis increases the risk for recurrence nearly 20-fold, researchers reported at the 2017 San Antonio Breast Cancer Symposium.1 “We found that a single positive circulating tumor cell assay...
More evidence of the power of pathologic complete response (pCR) now comes from an update of the multicenter, adaptively randomized I-SPY 2 trial. In a study reported at the 2017 San Antonio Breast Cancer Symposium, pCR predicted for event-free and distant disease–free survival in high-risk...
The combination of pembrolizumab (Keytruda) plus trastuzumab (Herceptin) may turn out to be a good treatment option for patients with trastuzumab-resistant advanced HER2-positive breast cancer, according to the results of an early study presented at the 2017 San Antonio Breast Cancer Symposium...
For more than a decade, breast cancer experts have wondered whether women with low levels of HER2 might derive some benefit from trastuzumab (Herceptin), based on signals seen in earlier trastuzumab trials. Most notably, in the landmark National Surgical Adjuvant Breast and Bowel Project (NSABP) ...
In relapsed or refractory triple-negative breast cancer, the antibody-drug conjugate sacituzumab govitecan (IMMU-132) demonstrated significant clinical activity in an open-label study presented at the 2017 San Antonio Breast Cancer Symposium.1 “Metastatic triple-negative breast cancer is an...
In an Italian phase II study reported in The Lancet Oncology, Gianni et al found that neoadjuvant therapy with the RB1 inhibitor palbociclib (Ibrance), estrogen receptor (ER) inhibitor fulvestrant (Faslodex), and human epidermal growth factor receptor 2 (HER2) inhibitors trastuzumab (Herceptin) and ...
In a study reported in the Journal of Clinical Oncology, Stover et al found that cell-free (cf) DNA tumor fraction ≥ 10% was associated with worse survival in metastatic triple-negative breast cancer, and that several somatic copy number alterations are enriched and prognostic in metastatic...
Scientists from The Scripps Research Institute (TSRI) have found that two estrogen-mimicking compounds found in many foods appear to potently reverse the effects of palbociclib/letrozole, a popular drug combination for treating breast cancer. The study, published by Warth et al in Cell Chemical...
Today, the U.S. Food and Drug Administration (FDA) granted regular approval to olaparib (Lynparza), a poly ADP-ribose polymerase (PARP) inhibitor, for the treatment of patients with deleterious or suspected deleterious germline BRCA-mutated, HER2-negative metastatic breast cancer who have been...
The most commonly used gene expression profile test used to help predict breast cancer recurrence may not be as cost-effective as once thought, say a team of researchers led by scientists from Georgetown Lombardi Comprehensive Cancer Center. Their study, published by Chandler et al in the Journal...
Increasing use of a potentially life-saving treatment for metastatic cancer is leaving too many vulnerable patients behind, according to a new study from Yale Cancer Center/Smilow Cancer Hospital published by Kann et al in JNCCN – Journal of the National Comprehensive Cancer Network. The...
In 2007, the International Agency for Research on Cancer classified shift work with circadian disruption or chronodisruption as a probable human carcinogen. Now, a meta-analysis investigating whether long-term shift work increases the risks of common cancers in women has found that, overall, night...
A new genetic-based model may explain how ductal carcinoma in situ (DCIS) progresses to a more invasive form of cancer, say researchers at The University of Texas MD Anderson Cancer Center. The study provides new insight into how DCIS leads to invasive ductal carcinoma (IDC) and provides a clearer...
On January 3, ribociclib (Kisqali) received U.S. Food and Drug Administration (FDA) Breakthrough Therapy designation for initial endocrine-based treatment of pre- or perimenopausal women with hormone receptor–positive, HER2-negative advanced or metastatic breast cancer in combination with...
In a study reported in The Lancet Oncology by Denkert et al, increased levels of tumor-infiltrating lymphocytes (TILs) in women receiving neoadjuvant chemotherapy were associated with improved prognosis in HER2-positive breast cancer and triple-negative breast cancer, but poorer outcome in luminal...
The phase III ALTERNATIVE trial has shown progression-free survival benefit with the addition of lapatinib (Tykerb) to trastuzumab (Herceptin) and an aromatase inhibitor among postmenopausal women with HER2-positive, hormone receptor–positive metastatic breast cancer. These findings were...
A meta-analysis reported in The Lancet Oncology by the Early Breast Cancer Trialists’ Collaborative Group indicates that neoadjuvant chemotherapy is associated with a higher local recurrence risk vs the same chemotherapy given postoperatively after breast-conserving therapy. Study Details...
On December 22, the U.S. Food and Drug Administration (FDA) cleared a new noninvasive stereotactic radiotherapy system intended for use in treating cancer in breast tissue. “With [this] clearance, patients will have access to a treatment option that provides greater accuracy in delivering...
This December, Forbes magazine recognized 27 breast oncologists across the country as exemplary physicians in the field of oncology. Individuals on the list serve in the top spots of their respective hospitals, contribute a wealth of clinical research to advance the practice, and serve on community ...
The U.S. Food and Drug Administration (FDA) approved 1 year of extended adjuvant neratinib (Nerlynx) after chemotherapy and a year of trastuzumab (Herceptin) for HER2-positive breast cancer this summer on the basis of the ExteNET trial. Many were surprised at the approval, since the evidence of...
A SUPERVISED and individualized exercise program can reduce fatigue and pain while improving cardiovascular health and quality of life in women being treated for advanced breast cancer, according to research presented by Eduardo Oliveira, PhD, Professor of Exercise Physiology and Exercise Cancer...
IN PATIENTS WITH estrogen receptor–positive, HER2-negative advanced or metastatic breast cancer, better quality of life may be prolonged by delaying the progression of the disease, according to an ongoing quality-of-life assessment from the PALOMA-2 study, presented by Nadia Harbeck, MD, PhD, of...
INCREASING THE DOSE density of chemotherapy lowers the risk of recurrence and breast cancer death by about 15% in women with early breast cancer, according to a large, meticulously conducted meta-analysis by the Early Breast Cancer Trialists’ Collaborative Group (EBCTCG).1 The trials included in...
COMMENTING ON THIS STUDY, Marisa Weiss, MD, Founder and Chief Executive Officer of Breastcancer.org, said: “It is great to see a compliance rate of 80% at 2 years. When you talk to a patient about extending adjuvant therapy for 2 years instead of 5 extra years, it may be this will encourage...
An additional 5 years of aromatase inhibitor therapy after 5 years of adjuvant endocrine therapy failed to improve disease-free survival compared with an additional 2 years of aromatase inhibitor therapy in postmenopausal women with hormone receptor–positive breast cancer, according to the results ...
PREMENOPAUSAL WOMEN with hormone receptor–positive, HER2-negative advanced breast cancer benefited substantially from the addition of ribociclib (Kisqali) to first-line endocrine therapy plus medical ovarian suppression, according to results from the MONALEESA-7 study.1 At the 2017 San Antonio...
On December 20, 2017, the U.S. Food and Drug Administration (FDA) granted regular approval to pertuzumab (Perjeta) for use in combination with trastuzumab (Herceptin) and chemotherapy as adjuvant treatment of patients with HER2-positive early breast cancer at high risk of recurrence. APHINITY...
As reported in The New England Journal of Medicine by Mørch et al, a Danish study has shown that the risk of breast cancer is increased in hormonal contraception users vs nonusers, with the absolute increase in risk being small. Study Details The study assessed the association between the...
The phase III BELLE-3 trial has shown prolonged progression-free survival but a worse safety profile with the addition of the pan-phosphoinositide 3-kinase inhibitor buparlisib to fulvestrant (Faslodex) in postmenopausal women with hormone receptor–positive, HER2-negative advanced breast...
Eric S. Winer, MD, of the Dana-Farber Cancer Institute, addresses the much-discussed controversy over whether all women diagnosed with metastatic breast cancer should undergo next-generation sequencing.
Sibylle Loibl, MD, PhD, of the German Breast Group, discusses a study evaluating palbociclib plus endocrine treatment vs a chemotherapy-based treatment strategy in patients with hormone receptor–positive, HER2-negative metastatic breast cancer (Abstract OT3-05-04).
Rowan T. Chlebowski, MD, PhD, of the City of Hope National Medical Center, discusses 11-year followup results that showed a significantly lower breast cancer incidence among women with a greater than 5% weight loss (Abstract GS5-07).
Nicholas C. Turner, MD, PhD, of The Royal Marsden Hospital NHS Trust, discusses the challenges of treating metastatic breast cancer and how liquid biopsies can serve as a guide to genetic phenotypes.
Joseph A. Sparano, MD, of Montefiore Medical Center/Albert Einstein College of Medicine, discusses findings that suggest circulating tumor cells 5 years after diagnosis are prognostic for late recurrence in operable stage II–III breast cancer (Abstract GS6-03).
Eun-Sil Shelley Hwang, MD, of Duke University Medical Center, discusses study findings on primary endocrine therapy for estrogen receptor–positive ductal carcinoma in situ (Abstract GS5-05).
Lynn J. Howie, MD, of the U. S. Food & Drug Administration, discusses a pooled analysis of outcomes of older women with hormone receptor–positive metastatic breast cancer treated with a CDK4/6 inhibitor as initial endocrine-based therapy (Abstract GS5-06).
Older women with hormone receptor–positive, HER2-negative metastatic breast cancer who were treated with cyclin-dependent kinase (CDK) 4/6 inhibitors achieved progression-free survival at a rate similar to that of younger women, according to data presented by Singh et al at the 2017 San...
Postmenopausal women who lose weight may have a significantly reduced chance of developing breast cancer, according to data presented by Chlebowski et al at the 2017 San Antonio Breast Cancer Symposium (Abstract GS5-07). “Breast cancer is among the leading types of cancer and...
Among patients with hormone receptor–positive HER2-negative stage II–III breast cancer without clinical evidence of recurrence, those who had circulating tumor cells (CTCs) detected in blood 5 years after diagnosis had an increased risk for late recurrence of breast cancer, according to ...
Patients with advanced HER2-negative breast cancer with germline BRCA mutations had significantly prolonged progression-free survival when treated with the poly(ADP-ribose) polymerase (PARP) inhibitor talazoparib, compared with those who received chemotherapy of physician’s choice, according...
On December 1, 2017, the U.S. Food and Drug Administration (FDA) approved trastuzumab-dkst (Ogivri) as a biosimilar to trastuzumab (Herceptin) for the treatment of patients with breast or metastatic gastric or gastroesophageal junction adenocarcinoma whose tumors overexpress the HER2 gene. The...
The randomized phase II LOTUS trial has shown improved progression-free survival with the addition of the AKT inhibitor ipatasertib to paclitaxel in the first-line treatment of metastatic triple-negative breast cancer. These results were reported by Sung-Bae Kim, MD, of the University of Ulsan...
The UK IMPORT LOW phase III trial has shown noninferiority in local relapse for partial-breast and reduced-dose vs standard whole-breast radiotherapy after breast-conserving surgery in early breast cancer. These study results were reported by Charlotte E. Coles, PhD, of the University of...
In a study reported in JAMA Oncology, Thomas Karn, PhD, of Goethe-University Frankfurt, and colleagues found that triple-negative breast cancers with high immune gene expression levels were characterized by lower clonal heterogeneity, reduced copy number alterations, and lower somatic mutation,...
Results from a validation study to better define the risk of breast cancer in women of European ancestry who tested negative for a hereditary cancer mutation with a hereditary cancer risk test (myRisk Hereditary Cancer test) were reported earlier this week in a spotlight presentation at the 2017...
The National Comprehensive Cancer Network® (NCCN®) Oncology Research Program in collaboration with Pfizer Global Medical Grants announced they have awarded funding to nine projects that use clinical care pathways to implement quality-improvement initiatives along the continuum of care for...
Postmenopausal women with hormone receptor–positive breast cancer who took the aromatase inhibitor anastrozole for 2 years after an initial 5 years of adjuvant endocrine therapy received an equal benefit to those who took the drug for 5 additional years. The trial results suggest that a...
Disease-free survival after 9 weeks of adjuvant trastuzumab (Herceptin) and standard chemotherapy was not comparable to disease-free survival after 12 months of adjuvant trastuzumab and standard chemotherapy for women with early-stage HER2-positive breast cancer, supporting the current...
Harold J. Burstein, MD, PhD, of the Dana-Farber Cancer Institute, discusses study findings on a comparison of adjuvant tamoxifen plus ovarian function suppression vs tamoxifen in premenopausal women with hormone receptor–positive breast cancer (Abstract GS4-03).