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Breast Cancer

Outcomes With Internal Mammary and Medial Supraclavicular Nodal Irradiation in Stage I to III Breast Cancer

As reported in The Lancet Oncology by Philip M. Poortmans, PhD, Department of Radiation Oncology of the Iridium Netwerk and the Faculty of Medicine and Health Sciences, University of Antwerp, and colleagues, 15-year outcomes of the phase III EORTC 22922/10925 trial show continued reduction in...

Breast Cancer
Genomics/Genetics

Salpingo-Oophorectomy to Reduce Ovarian Cancer Risk in Women With BRCA1 or BRCA2 Pathogenic Variants May Also Reduce Breast Cancer Risk

In a study reported in JAMA Oncology, Choi et al found that risk-reducing salpingo-oophorectomy in women with BRCA1 or BRCA2 pathogenic variants was associated with a reduced risk of breast cancer within 5 years after surgery, with evidence of longer-term risk reduction among those with BRCA1...

Breast Cancer
Global Cancer Care

Increase in Diagnosis of Node-Positive and Stage III Breast Cancer After Screening Interruption Due to the COVID-19 Pandemic

A new report from Italy published by Toss et al in ESMO Open noted an increase in diagnoses of node-positive and stage III breast cancer after a 2-month interruption in breast cancer screening due to the COVID-19 pandemic. These findings support recommendations for a quick restoration of breast...

Breast Cancer
Issues in Oncology

Adherence to Adjuvant Hormonal Therapy Among Commercially Insured Women With Breast Cancer

In a study reported in JCO Oncology Practice, Zhao et al found that 5-year adherence to adjuvant hormonal therapy was low among commercially insured women with breast cancer in the United States. The retrospective observational study used data from the IBM MarketScan Research Databases to identify...

Breast Cancer

Miami Breast Cancer Conference: Study Examines Response to Neoadjuvant Chemotherapy in Hispanic and Black Patients

Few studies documenting the benefit of neoadjuvant chemotherapy for breast cancer have been conducted in minority populations. A single-institution study reported at PER's Miami Breast Cancer Conference, held virtually this year, confirmed that neoadjuvant chemotherapy improved axillary disease in...

Breast Cancer
Global Cancer Care

Effect of Clinical Breast Examination Screening on Stage at Diagnosis and Breast Cancer Mortality

In an Indian study reported in the British Medical Journal, Mittra et al found that breast cancer screening with clinical breast examination vs active surveillance resulted in younger age and significant downstaging of disease at diagnosis of breast cancer, a significant reduction in breast cancer...

Breast Cancer

Study Finds Missing Annual Mammogram Increases Risk of Death From Breast Cancer

Regular mammography screening substantially reduces the risk of dying from breast cancer, according to a large study of over half a million women published by Stephen W. Duffy, MSc, and colleagues in the journal Radiology. Researchers said women who skipped even one scheduled mammography screening...

Breast Cancer

Updates From Selected Clinical Trials in Breast Cancer

Each year, following the San Antonio Breast Cancer Symposium (SABCS), The ASCO Post asks Jame Abraham, MD, FACP, to offer his picks of the most important and most clinically relevant research presented at this meeting. The following are summaries of studies that caught Dr. Abraham’s attention from ...

Breast Cancer

PHOEBE Trial: Pyrotinib/Capecitabine vs Lapatinib/Capecitabine in HER2-Positive Metastatic Breast Cancer Previously Treated With Trastuzumab

In a prespecified interim analysis of the Chinese phase III PHOEBE trial reported in The Lancet Oncology, Xu et al found that the combination of the irreversible pan-HER inhibitor pyrotinib plus capecitabine significantly prolonged progression-free survival vs lapatinib plus capecitabine in...

Breast Cancer
Immunotherapy

I Let Science, Not Emotion, Dictate My Treatment

I had my first experience with cancer when I was just 3 or 4 years old and complained to my mother that my “tummy hurt.” I was diagnosed with Wilms tumor, the same cancer my 18-month-old brother died of before I was born. I remember being in the hospital for weeks at a time and being known by...

Breast Cancer

The CARG-BC Score: Novel Tool for Predicting Chemotherapy Toxicity in Early-Stage Breast Cancer

As reported in the Journal of Clinical Oncology, Allison Magnuson, DO, of the University of Rochester Medical Center & Wilmot Cancer Institute, and Mina S. Sedrak, MD, MS, of the City of Hope National Medical Center, along with colleagues, have developed a novel risk tool—the Cancer and Aging...

Breast Cancer

Prognostic Tool RSClin Introduced for Early Breast Cancer

Data from the TAILORx study and several National Surgical Adjuvant Breast and Bowel Project (NSABP) trials have been used to develop a new prognostic tool, RSClin, which aims to individualize the estimate of recurrence risk in early breast cancer and to more accurately predict the risk-reduction...

Breast Cancer
Survivorship

Can Weight Loss During Treatment and Follow-up Affect Breast Cancer Outcomes?

Research published by Martel et al in JNCCN—Journal of the National Comprehensive Cancer Network examined body mass index (BMI) data for patients with HER2-positive early breast cancer—and found a 5% weight loss in patients over 2 years was associated with worse outcomes. Weight gain over the same...

Breast Cancer
Gynecologic Cancers
Genomics/Genetics

Trends in Germline Genetic Testing in Women Diagnosed With Breast or Ovarian Cancer

In a study of germline genetic testing in women diagnosed with breast or ovarian cancer reported in the Journal of Clinical Oncology, Allison W. Kurian, MD, MSc, and colleagues found that undertesting persists in patients with ovarian cancer, and that most pathogenic variants are found in 20 breast ...

Breast Cancer
Immunotherapy

Addition of Adjuvant Pertuzumab to Chemotherapy Plus Trastuzumab in Early HER2-Positive Breast Cancer: 6-Year Follow-up of the APHINITY Trial

As reported in the Journal of Clinical Oncology by Martine Piccart, MD, PhD, and colleagues, the preplanned second interim analysis of overall survival in the phase III APHINITY trial showed no significant benefit of the addition of adjuvant pertuzumab to chemotherapy plus trastuzumab after a...

Breast Cancer

Have Breast Cancer Mortality Rates Stopped Declining for Younger Women?

Breast cancer death rates have stopped declining for women in the United States younger than age 40, ending a trend that existed from 1987 to 2010, according to a report published by Hendrick et al in Radiology. Breast cancer is the most common nonskin cancer and the second most common cause of...

Breast Cancer

Elacestrant for Heavily Pretreated Patients With ER-Positive, HER2-Negative Metastatic Breast Cancer

In a phase I trial reported in the Journal of Clinical Oncology, Aditya Bardia, MD, MPH, and colleagues identified activity of the oral selective estrogen receptor (ER) degrader (SERD) elacestrant in postmenopausal women with heavily pretreated ER-positive, HER2-negative breast cancer, including...

Breast Cancer
Supportive Care
Survivorship

Expert Point of View: Shoshana Rosenberg, ScD, MPH

Shoshana Rosenberg, ScD, MPH, Assistant Professor of Medicine at Dana-Farber Cancer Institute and Harvard Medical School, Boston, weighed in on the implications of these findings. “The study underscores the importance of addressing psychosocial health in survivorship. it targeted a particularly...

Breast Cancer
Supportive Care
Survivorship

Meditation and Education Interventions May Improve Depressive Symptoms in Young Breast Cancer Survivors

A diagnosis of breast cancer and subsequent treatment may increase the risk of depression, especially among younger women with breast cancer. A new study showed that behavioral interventions—specifically mindfulness meditation and survivorship education classes—may reduce depressive symptoms, as...

Breast Cancer
Immunotherapy

Expert Point of View: William Gradishar, MD

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, commented on the findings of the ASCENT biomarker analysis in the closing panel discussion. The...

Breast Cancer
Immunotherapy

Is Trop-2 Expression Associated With Benefit From Sacituzumab Govitecan-hziy?

The antibody-drug conjugate sacituzumab govitecan-hziy (sacituzumab govitecan) is beneficial in previously treated patients with metastatic triple-negative breast cancer, irrespective of Trop-2 expression, according to a biomarker analysis of the phase III ASCENT trial.1 Although greater efficacy...

Breast Cancer
Survivorship

Study Examines Pregnancy Outcomes in Breast Cancer Survivors

Breast cancer survivors of child-bearing age appear to have a more difficult time becoming pregnant than the general population, and when they do become pregnant, they have a higher risk of preterm labor and need for cesarean section. Fortunately, most women deliver healthy babies, but they are...

Breast Cancer

Expert Point of View: Neil M. Iyengar, MD

Neil M. Iyengar, MD, Assistant Attending Physician at Memorial Sloan Kettering Cancer Center, New York, has researched the links between breast cancer and lifestyle. He provided comments on these two abstracts from the 2020 San Antonio Breast Cancer Symposium (SABCS) for The ASCO Post. “These two...

Breast Cancer

Can a High-Carbohydrate Diet Increase the Risk for Breast Cancer?

A growing body of evidence is showing a strong association between diet and breast cancer risk and survival, particularly high glycemic load and sugar intake. Two large population studies at the 2020 San Antonio Breast Cancer Symposium supported these observations.1,2 Findings from the Nurses’...

Breast Cancer
Issues in Oncology

Role of Twitter in Identifying Barriers to Care Among Patients With Metastatic Breast Cancer

Information shared by women with metastatic breast cancer on social media platforms like Twitter may be a timely source of data for policymakers hoping to improve care and outcomes for these patients, according to a study published by Shimkhada et al in JMIR Public Health and Surveillance. Role of...

Breast Cancer

Breast Cancer–Specific Mortality by Race/Ethnicity and 21-Gene Recurrence Scores

In a U.S. population–based cohort study reported in JAMA Oncology, Hoskins et al found that among patients with estrogen receptor–positive breast cancer, Black women were more likely than White women to have a high Oncotype DX 21-gene recurrence score. Researchers also found that breast...

Issues in Oncology
COVID-19
Breast Cancer
Lung Cancer
Gynecologic Cancers
Global Cancer Care

Impact of COVID-19 on Cancer Care Has Been ‘Profound,’ According to WHO

More than a year since the new coronavirus crisis began, its impact on cancer care has been stark, with “50% of governments (having) cancer services partially or completely disrupted because of the pandemic,” said André Ilbawi, MD, of the World Health Organization’s (WHO) Department of...

Breast Cancer
Immunotherapy

Margetuximab-cmkb vs Trastuzumab in Heavily Pretreated Patients With HER2-Positive Breast Cancer: SOPHIA Trial

As reported in JAMA Oncology by Hope S. Rugo, MD, and colleagues, the phase III SOPHIA trial has shown significantly prolonged progression-free survival with margetuximab-cmkb plus chemotherapy vs trastuzumab plus chemotherapy in patients with HER2-positive breast cancer who experienced disease...

Breast Cancer
Genomics/Genetics

Protein-Truncating and Rare Missense Variants in Breast Cancer Risk Genes: Association With Disease Risk

In a study reported in The New England Journal of Medicine, members of the international Breast Cancer Association Consortium (BCAC) identified the risk of disease associated with germline protein-truncating and rare missense variants of putative susceptibility genes in a large population of breast ...

Breast Cancer
Symptom Management
Issues in Oncology

Expert Point of View: Virginia Kaklamani, MD

Press conference moderator Virginia Kaklamani, MD, of UT Health San Antonio, and Leader of the Breast Cancer Program, UT Health San Antonio MD Anderson Cancer Center, weighed in on this study. “This study compared patients’ reports with physicians’ reports about the severity of symptoms. It is a...

Breast Cancer
Symptom Management
Issues in Oncology

Severity of Patients’ Symptoms May Be Underrecognized During and After Breast Radiotherapy

Physicians may commonly underrecognize radiation-associated symptoms and their severity compared with self-reports of patients with breast cancer, according to a large study comparing patient-­reported outcomes with physician assessments of four common radiation-associated symptoms: pain, pruritus, ...

Breast Cancer
Geriatric Oncology

New Surveillance Mammography Screening Guidelines Issued for Breast Cancer Survivors Aged 75 and Older

A nationwide panel of experts has developed the first mammography guidelines for older survivors of breast cancer, providing a framework for discussions between survivors and their physicians on screening in survivors’ later years. The guidelines, published today by Rachel A. Freedman, MD, MPH, and ...

Breast Cancer

Addition of Adjuvant Palbociclib to Ongoing Endocrine Therapy in HR-Positive, HER2-Negative Early Breast Cancer: PALLAS Trial

As reported in The Lancet Oncology by Erica L. Mayer, MD, and colleagues, the second interim analysis of the phase III PALLAS trial showed no improvement in invasive disease–free survival with the addition of adjuvant palbociclib to ongoing endocrine therapy in patients with hormone receptor...

Breast Cancer
Genomics/Genetics

Prevalence of and Risk Associated With Breast Cancer Predisposition Genes: U.S. Population-Based Study

In a U.S. population-based, case-control study reported in The New England Journal of Medicine, Hu et al identified the prevalence of and risk associated with germline pathogenic variants in established and candidate breast cancer predisposition genes. Study Details The study involved 32,247 women...

Breast Cancer

Finding Hope With Cancer

Sometimes there just is no escaping cancer. I thought I had done everything right. I was diligent about adhering to my annual physical exams, including mammograms, and routinely performed breast self-exams to spot any early changes in my breasts. Still, in the summer of 2015, I was diagnosed with...

Breast Cancer

Significant Survival Benefit From Chemotherapy for Older Women With Triple-Negative Breast Cancer

Women older than age 70 diagnosed with triple-negative breast cancer had significantly improved overall survival if they received adjuvant and/or neoadjuvant chemotherapy, according to an analysis of data from more than 16,000 women enrolled in the National Cancer Database. The estimated 5-year...

Breast Cancer

Chemotherapy Added to Local Therapy Improves Overall Survival in Older Women With Triple-Negative Breast Cancer

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...

Breast Cancer

Expert Point of View: C. Kent Osborne, MD, and Ruth M. O’Regan, MD

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...

Breast Cancer

A Tale of Two CDK4/6 Inhibitors in Early Breast Cancer

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...

Breast Cancer

Ipatasertib Plus Paclitaxel Falters in Advanced Triple-Negative Breast Cancer Phase III Trial

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...

Breast Cancer

Expert Point of View: Yuan Yuan, MD, PhD

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...

Breast Cancer

Adding Entinostat to Exemestane Fails to Overcome Aromatase Inhibitor Resistance in Advanced Breast Cancer

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 ...

Breast Cancer

Expert Point of View: Hatem Soliman, MD

“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...

Breast Cancer

KEYNOTE-355: Pembrolizumab Plus Chemotherapy Improves Progression-Free Survival in PD-L1–Enriched Advanced Triple-Negative Breast Cancer

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...

Breast Cancer

Anastrozole vs Tamoxifen to Prevent DCIS Recurrence: Key Difference May Be Side-Effect Profile

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...

Breast Cancer

Expert Point of View: William Gradishar, MD

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...

Breast Cancer

Oral Taxanes Moving Forward in Metastatic Breast Cancer

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...

Breast Cancer

Expert Point of View: Cristina Saura Manich, MD, PhD

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...

Breast Cancer

Unexpected Survival Benefit Reported With Trilaciclib in Metastatic Triple-Negative Breast Cancer

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...

Breast Cancer

Margetuximab-cmkb for Previously Treated Metastatic HER2-Positive Breast Cancer

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...

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