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2020 San Antonio Breast Cancer Symposium

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 present...

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 esti...

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 underscor...

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—specifica...

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, co...

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 expres...

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 la...

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 ...

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 ...

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 s...

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-­reporte...

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 Tin...

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 ...

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, accor...

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 Trac...

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...

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. ...

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 KE...

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 recurr...

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 ...

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 ...

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 benefi...

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 sur...

Breast Cancer

Can Postoperative Whole-Breast Irradiation Be Safely Omitted in Older Women With Low-Risk Breast Cancer?

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-ri...

breast cancer

Ann H. Partridge, MD, MPH, on ER+, HER2– Breast Cancer: More Effective Treatments Needed

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 est...

breast cancer

Elizabeth A. Mittendorf, MD, PhD, on Her Plenary Lecture: Local Regional Management Following Neoadjuvant Therapy

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; th...

Breast Cancer

CTC Enumeration Predicts Survival Early in Treatment of Metastatic Breast Cancer

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 ...

Breast Cancer

RxPONDER: Many Postmenopausal Patients With Node-Positive Breast Cancer Can Avoid Chemotherapy

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-positiv...

breast cancer

Sibylle Loibl, MD, on HR+ HER2– Primary Breast Cancer: Palbociclib and Endocrine Therapy

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...

breast cancer
genomics/genetics
immunotherapy

Joyce V. Lee, PhD, on Triple-Negative Breast Cancer: MYC as a Predictor of Treatment Response

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 immuno...

breast cancer

Roisin M. Connolly, MD, on HR+ Advanced Breast Cancer: Endocrine Therapy and Entinostat

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 ...

breast cancer

Lee S. Schwartzberg, MD, on HER2– HR+ Breast Cancer: Tesetaxel and Capecitabine

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 signific...

breast cancer
immunotherapy

Sara A. Hurvitz, MD, on Triple-Negative Breast Cancer: Sacituzumab Govitecan and Chemotherapy

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 wit...

breast cancer
supportive care

Patricia A. Ganz, MD, on Younger Breast Cancer Survivors: Managing Depression

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...

breast cancer

Joseph A. Sparano, MD, on HR+, HER2– Breast Cancer: Individualizing Prognosis and Predicting Treatment Success

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 cli...

breast cancer

Nadia Harbeck, MD, on Early Breast Cancer: Endocrine Therapy After Preoperative Treatment

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 the...

Breast Cancer

SABCS 2020: CTC Enumeration May Be Predictive of Survival During Treatment for Metastatic Breast Cancer

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, acco...

Breast Cancer
Immunotherapy

SABCS 2020: Patient-Reported Outcomes From the Phase III IMpassion031 Trial

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 m...

Breast Cancer

SABCS 2020: New Prognostic Tool to Determine Individual Risk of Distant Recurrence, Benefit of Adjuvant Chemotherapy in Early Breast Cancer

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 t...

Breast Cancer

SABCS 2020: RxPONDER Study Shows Postmenopausal Patients With Node-Positive Breast Cancer May Be Able to Avoid Chemotherapy

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 t...

Breast Cancer

SABCS 2020: Follow-up Data From monarchE Show Continued Abemaciclib Benefit in High-Risk, HR-Positive, HER2-Negative Breast Cancer

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 d...

Breast Cancer
Survivorship

SABCS 2020: Can Mindfulness Meditation and Survivorship Education Help to Reduce Depression in Young Breast Cancer Survivors?

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 pa...

breast cancer

Debra A. Pratt, MD, on Time to Completion of Breast Cancer Treatment and Survival

In her recent study, Debra A. Pratt, MD, of the Cleveland Clinic, showed that when breast cancer treatment using any of three modalities takes longer than 38 weeks, it is associated with a decrease in...

breast cancer

Chirag Shah, MD, on Assessing DCIS Recurrence Risk

Chirag Shah, MD, of the Cleveland Clinic, discusses the impact of DCISionRT testing on radiation therapy recommendations for patients with ductal carcinoma in situ following lumpectomy. His study foun...

Breast Cancer
Symptom Management
Issues in Oncology

SABCS 2020: Patients With Breast Cancer Undergoing Radiotherapy May Have Underrecognized Side Effects

Among patients with breast cancer treated with radiotherapy, symptoms were commonly underrecognized in reports of pain, pruritus, edema, and fatigue, with younger patients and Black patients having si...

Breast Cancer
Pain Management
Issues in Oncology

SABCS 2020: Opioid and Sedative-Hypnotic Use After Mastectomy With Reconstructive Surgery

Women who undergo mastectomy with reconstructive surgery as part of breast cancer treatment may face the risk of persistent use of opioids and sedative-hypnotic drugs, according to data presented by J...

Breast Cancer
Survivorship

SABCS 2020: Meta-analysis of Pregnancy Outcomes in Breast Cancer Survivors

A large meta-analysis of breast cancer survivors of childbearing age indicated that they are less likely than the general public to become pregnant and may face a higher risk of certain complications,...

Breast Cancer

SABCS 2020: Radiotherapy Omission After Breast-Conserving Surgery for Older Patients With HR-Positive Breast Cancer

Patients aged 65 or older with hormone receptor (HR)-positive breast cancer who did not receive radiation therapy after breast-conserving surgery had higher rates of local recurrence but similar 10-ye...

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