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Breast Cancer
Gynecologic Cancers
Health-Care Policy
Genomics/Genetics

CMS Expands Coverage of Next-Generation Sequencing for Patients With Breast or Ovarian Cancer

On January 27, the Centers for Medicare & Medicaid Services (CMS) took action to cover U.S. Food and Drug Administration–approved or –cleared laboratory diagnostic tests using next-generation sequencing (NGS) for patients with germline ovarian or breast cancer. Over the last several years, CMS ...

Breast Cancer
Immunotherapy

Study Reports Similar Efficacy but No Less Toxicity With Adjuvant T-DM1 vs Taxane/Trastuzumab in Early Breast Cancer

The antibody-drug conjugate ado-trastuzumab emtansine (T-DM1) failed to show improved safety when compared with paclitaxel plus trastuzumab as adjuvant therapy in patients with stage 1 HER2-positive breast cancer. These results of the randomized, phase II ATEMPT trial were presented at the 2019 San ...

Breast Cancer

Expert Point of View: Steven J. Isakoff, MD, PhD

“It is encouraging that the invasive disease–free survival observed in the primary analysis is holding up, particularly in the node-positive population. With longer follow-up, the addition of pertuzumab to chemotherapy and trastuzumab appears to show benefit in hormone receptor–positive patients as ...

Breast Cancer

APHINITY Update Supports Benefit of Pertuzumab-Based Triplet in Early HER2-Positive, Node-Positive Breast Cancer

Six-year follow-up of the APHINITY trial found a modest, but not statistically significant, overall survival benefit for the addition of pertuzumab to chemotherapy plus trastuzumab vs chemotherapy/trastuzumab as adjuvant therapy in patients with early HER2-positive breast cancer. The benefit was...

Breast Cancer

Expert Point of View: Charles L. Shapiro, MD

Charles L. Shapiro, MD, Professor of Medicine, Hematology and Oncology at the Icahn School of Medicine at Mount Sinai, New York, commented on the Women’s Health Initiative update. “These trials involved more than 27,000 women between the ages of 50 and 79. The women with a uterus were randomly...

Breast Cancer

Oral Paclitaxel Outperforms Intravenous Formulation in Phase III Trial

In the first reported phase III study of an oral taxane, an investigational oral form of paclitaxel yielded a higher overall response rate and produced less neuropathy than standard intravenous paclitaxel, researchers reported at the 2019 San Antonio Breast Cancer Symposium.1 “Oral paclitaxel...

Breast Cancer

Studies Find Estrogen Alone Protective, Estrogen Plus Progestin Detrimental in Postmenopausal Women

In postmenopausal women without prior breast cancer, estrogen alone reduced the risk of breast cancer, not only during treatment, but for years after estrogen was stopped. It also reduced deaths as a result of breast cancer and deaths after breast cancer from all causes. However, in contrast,...

Breast Cancer

Expert Point of View: Shelley Hwang, MD, MPH

Shelley Hwang, MD, MPH, the Mary and Deryl Hart Distinguished Professor of Surgery, Duke University School of Medicine in North Carolina, discussed the APBI IMRT Florence trial in a meeting highlights session at the San Antonio Breast Cancer Symposium. She called physician-reported cosmesis “the...

Breast Cancer

Partial-Breast Irradiation Favored Over Whole-Breast in Early Breast Cancer

Patients with early breast cancer with small, node-negative tumors can safely be treated with accelerated partial-breast irradiation using intensity-modulated radiotherapy. According to the 10-year median follow-up of the randomized phase III APBI IMRT Florence trial, recurrence rates were low and...

Breast Cancer

First-Line Atezolizumab Plus Nab-paclitaxel in Advanced Triple-Negative Breast Cancer: Second Overall Survival Interim Analysis

As reported in The Lancet Oncology by Peter Schmid, MD, and colleagues, the prespecified second interim analysis of overall survival in the phase III IMpassion130 trial has shown no overall survival benefit with the addition of atezolizumab to nab-paclitaxel as first-line treatment of...

Breast Cancer

Recurrence Risk in Black and White Women With Borderline Estrogen Receptor–Positive Breast Cancer

In a study reported in the Journal of the National Cancer Institute, Halei C. Benefield, PhD, and colleagues found that black women with borderline estrogen receptor (ER)-positive breast cancer had significantly poorer disease-free interval compared with those with ER-positive disease,...

Breast Cancer

Expert Point of View: Debra A. Patt, MD, MPH, MBA, FASCO, and C. Kent Osborne, MD, FASCO

Debra A. Patt, MD, MPH, MBA, FASCO, Clinical Professor at Dell Medical School at The University of Texas at Austin and Executive Vice President of Public Policy and Strategy Initiatives for Texas Oncology, told attendees in a symposium highlights talk, “We all identify and follow some patients who ...

Breast Cancer
Immunotherapy

Fam-trastuzumab Deruxtecan-nxki for Previously Treated Unresectable or Metastatic HER2-Positive Breast Cancer

On December 20, 2019, the antibody-drug conjugate fam-trastuzumab deruxtecan-nxki was granted accelerated approval in the treatment of patients with unresectable or metastatic HER2-positive breast cancer who have received two or more prior anti–HER2-based regimens in the metastatic setting.1,2...

Breast Cancer

Breast Cancer Chemoprevention Effect Maintained Long After Stopping Anastrozole Therapy

For postmenopausal women at high risk for developing breast cancer—largely based on family history—anastrozole taken for 5 years maintained a preventive effect for at least an additional 7 years after stopping the drug in the IBIS-II trial, which included nearly 4,000 subjects. Women randomly...

Breast Cancer

FDA Grants Breakthrough Therapy Designation to Tucatinib in Combination Therapy for HER2-Positive Breast Cancer

Seattle Genetics recently announced that the U.S. Food and Drug Administration (FDA) has granted Breakthrough Therapy designation to tucatinib, in combination with trastuzumab and capecitabine, for the treatment of patients with locally advanced unresectable or metastatic HER2-positive breast...

Breast Cancer
Immunotherapy

Tucatinib Combination Extends Survival in HER2-Positive Metastatic Breast Cancer, Including Patients With Brain Metastases

For patients with progressing HER2-positive metastatic breast cancer previously treated with trastuzumab, pertuzumab, and ado-trastuzumab emtansine (T-DM1), no single regimen is an established standard of care. More than 50% of these patients will develop brain metastasis, and thus far, treatments...

Breast Cancer

Residual Cancer Burden Is Prognostic of Outcomes Across Breast Cancer Subtypes

Residual cancer burden after neoadjuvant chemotherapy can accurately predict disease recurrence and survival across all breast cancer subtypes, according to the findings from a meta-analysis presented at the 2019 San Antonio Breast Cancer Symposium by W. Fraser Symmans, MD, Professor and Director...

Breast Cancer

Extended Letrozole Boosts Disease-Free Survival in 10-Year Update of NSABP B-42 Trial

“In the 10-year analysis of the NSABP B-42 trial, the effect of extended treatment with 5 years of letrozole on disease-free survival persisted and reached statistical significance. There was no significant improvement in overall survival with letrozole, but letrozole continued to provide a...

Breast Cancer
Survivorship

Does Proton Pump Inhibitor Use Affect Cognition in Breast Cancer Survivors?

Proton pump inhibitors, which are sometimes recommended to ease stomach problems during cancer treatment, may have an unintended side effect: impairment of breast cancer survivors' memory and concentration. These findings were published by Madison et al in the Journal of Cancer Survivorship....

Breast Cancer

Mixed Results With Weekly Nab-paclitaxel, Denosumab in Primary Breast Cancer

A weekly schedule of nab-paclitaxel as part of neoadjuvant chemotherapy significantly improved pathologic complete response compared with nab-paclitaxel given 2 weeks out of every 3 weeks (2/3) in patients with primary breast cancer, with a greater magnitude of benefit in patients with...

Breast Cancer

External-Beam Accelerated Partial-Breast Irradiation vs Whole-Breast Irradiation After Breast-Conserving Surgery in DCIS or Node-Negative Breast Cancer

As reported in The Lancet by Timothy J. Whelan, BM, BCh, and colleagues, the phase III noninferiority RAPID trial has shown that external-beam accelerated partial-breast irradiation is noninferior to whole-breast irradiation in reducing risk of local recurrence after breast-conserving surgery in...

Breast Cancer

Are Women in Europe or Asia More Likely to Have Breast-Conserving Therapy Than Those in the United States?

Neoadjuvant systemic therapy can shrink tumors in patients with breast cancer and, in some cases, allow patients to receive breast-conserving therapy who would otherwise require mastectomy. However, in the United States, about 55% of patients who become eligible for breast-conserving therapy after...

Breast Cancer

Higher 21-Gene Recurrence Score May Be Associated With Increased Risk of Locoregional Recurrence in Patients With Breast Cancer

A new study shows that a test physicians commonly use to guide chemotherapy for patients with breast cancer after surgery may also help them decide whether radiation therapy may be of benefit. Results published by Wendy A. Woodward, MD, PhD, and colleagues in JAMA Oncology suggest patients with an...

Breast Cancer
Issues in Oncology

Are Racial/Ethnic Disparities in Breast Cancer Diagnosis Caused by Health Insurance Coverage?

Lack of insurance coverage is a major cause of delayed breast cancer screening and treatment among minority women, which could lead to a decrease in a patient’s chance of survival. Nearly half of the disparity in later-stage diagnosis between non-Hispanic white women and black, Hispanic, and...

breast cancer

Hope S. Rugo, MD, on Metastatic Triple-Negative Breast Cancer: Retrospective Analysis of PD-L1 Immunohistochemistry Assays

Hope S. Rugo, MD, of the University of California San Francisco Comprehensive Cancer Center, discusses a retrospective analysis on the effectiveness of the VENTANA PD-L1 SP142 assay, the Dako 22C3 assay, and the VENTANA SP263 assay as predictors of response to atezolizumab plus nab-paclitaxel in patients with metastatic triple-negative breast cancer (Abstract PD1-07).

Breast Cancer

Does Adding Trastuzumab to Adjuvant Chemotherapy Improve Invasive Disease–Free Survival for Patients With HER2-Negative Breast Cancer?

As reported in the Journal of Clinical Oncology by Louis Fehrenbacher, MD, and colleagues, the phase III NSABP B-47/NRG Oncology trial has shown no invasive disease–free survival benefit with the addition of trastuzumab to adjuvant chemotherapy therapy in patients with HER2-negative breast cancer...

Breast Cancer

Dietary Supplement Use During Adjuvant Chemotherapy and Treatment Outcomes in Patients With Early Breast Cancer

As reported in the Journal of Clinical Oncology by Ambrosone et al, an analysis of the SWOG S0221 trial population suggests that use of antioxidant and nonantioxidant dietary supplements, but not multivitamins, before and during adjuvant chemotherapy may be associated with poorer treatment outcomes ...

Breast Cancer

Recurrence Risk With Accelerated Partial- vs Whole-Breast Irradiation After Breast-Conserving Surgery for Early Breast Cancer: Long-Term Follow-up

As reported in The Lancet by Frank A. Vicini, MD, and colleagues, 10-year follow-up in the phase III NSABP B-39/RTOG 0413 equivalence trial has shown that accelerated partial-breast irradiation did not achieve equivalence to whole-breast irradiation in preventing local recurrence in women receiving ...

Breast Cancer

FDA Pooled Analysis of CDK4/6 Inhibitor Treatment for Advanced Hormone Receptor–Positive, HER2-Negative Breast Cancer

In a U.S. Food and Drug Administration (FDA) pooled analysis reported in The Lancet Oncology, Jennifer J. Gao, MD, and colleagues found that the magnitude of progression-free survival benefit with the addition of a cyclin-dependent kinase (CDK) 4/6 inhibitor to endocrine therapy in women with...

Breast Cancer

Overall Survival With the Addition of Ribociclib to Fulvestrant in Hormone Receptor–Positive, HER2-Negative Advanced Breast Cancer: MONALEESA-3

As reported in The New England Journal of Medicine by Dennis J. Slamon, MD, PhD, and colleagues, in the phase III MONALEESA-3 trial, the second interim analysis of overall survival has shown a significant benefit with the addition of ribociclib to fulvestrant in first- or second-line treatment of...

Breast Cancer

Long-Term Results of IBIS-II: Anastrozole for Breast Cancer Prevention

As reported by Jack Cuzick, PhD, and colleagues in The Lancet, blinded follow-up of the IBIS-II trial has shown the continued benefit of anastrozole vs placebo in preventing breast cancer in high-risk postmenopausal women during the 5-year posttreatment period. For the international double-blind...

Breast Cancer

D-CARE Trial: Adjuvant Denosumab for Patients With Early Breast Cancer

As reported in The Lancet Oncology by Robert Coleman, MD, FRCP, and colleagues, the phase III D-CARE trial has shown no benefit of adjuvant therapy with the RANKL inhibitor denosumab vs placebo in improving bone metastasis–free survival in women with moderate- to high-risk early breast cancer....

Breast Cancer

Trastuzumab and Hyaluronidase-oysk for Subcutaneous Use in HER2-Positive Breast Cancer

Early in 2019, trastuzumab and the endoglycosidase hyaluronidase-oysk for subcutaneous injection was approved in the treatment of HER2-positive breast cancer.1,2 The agent is indicated for adjuvant treatment of patients with HER2-overexpressing node-positive or node-negative (estrogen...

Breast Cancer

Expert Point of View: Steven J. Isakoff, MD, PhD

Steven J. Isakoff, MD, PhD, a medical oncologist at Massachusetts General Hospital, Boston, commented on the results of the DESTINY-Breast01 trial. “These data are extraordinarily encouraging, suggesting we will have another new option for patients with metastatic HER2-positive breast cancer. The...

Breast Cancer

Novel Antibody-Drug Conjugate Shows Efficacy in Women With Pretreated, Metastatic HER2-Positive Breast Cancer

The novel antibody-drug conjugate [fam-] trastuzu­mab deruxtecan (T-DXd) achieved high response rates and durable responses in heavily pretreated patients with HER2-positive metastatic breast cancer, according to results of the phase II DESTINY-Breast 01 trial presented at the 2019 San Antonio...

Breast Cancer

Breast-Conserving Surgery and Partial-Breast Reirradiation in Patients With Ipsilateral Disease Recurrence

Findings from the phase II NRG Oncology/RTOG 1014 trial, reported in JAMA Oncology by Douglas W. Arthur, MD, and colleagues showed that partial-breast reirradiation after second lumpectomy for recurrence of ipsilateral breast cancer following previous whole-breast irradiation was an effective...

Breast Cancer

Swedish Study of Risk-Adapted Screening Starting Ages for Relatives of Patients With Breast Cancer

In a study reported in JAMA Oncology, Trasias Mukama, MPH, and colleagues identified risk-adapted screening starting ages for relatives of patients with breast cancer according to the number of affected first-degree and second-degree relatives and the age at diagnosis of affected relatives. The...

Lung Cancer
Bladder Cancer
Colorectal Cancer
Hematologic Malignancies
Myelodysplastic Syndromes
Breast Cancer
Head and Neck Cancer
Immunotherapy

FDA Pipeline: Priority Reviews in SCLC, Bladder Cancer, Colorectal Cancer

Recently, the U.S. Food and Drug Administration (FDA) granted Priority Reviews for treatments in extensive-stage small cell lung cancer (SCLC), non–muscle invasive bladder cancer, and BRAF V600E–mutant colorectal cancer. The Agency also recently issued multiple Breakthrough Therapy designations and ...

Breast Cancer

FDA Approves Fam-Trastuzumab Deruxtecan-nxki for Patients With Unresectable or Metastatic HER2-Positive Breast Cancer

On December 20, the U.S. Food and Drug Administration (FDA) granted accelerated approval to fam-trastuzumab deruxtecan-nxki (Enhertu) for patients with unresectable or metastatic HER2-positive breast cancer who have received two or more prior anti–HER2-based regimens in the metastatic setting....

Breast Cancer

How Effective Is Supplemental MRI Screening for Women With Extremely Dense Breasts?

In the Dutch DENSE study reported in The New England Journal of Medicine, Bakker et al found that supplemental magnetic resonance imaging (MRI) in women with extremely dense breast tissue and normal results on screening mammography was associated with the diagnosis of significantly fewer interval...

Breast Cancer

Companion Diagnostic Approved for Alpelisib/Fulvestrant Therapy

On December 4, the U.S. Food and Drug Administration (FDA) approved FoundationOne CDx to be used as a companion diagnostic for alpelisib in combination with fulvestrant for the treatment of postmenopausal women as well as male patients with hormone receptor–positive, HER2-negative, PIK3CA-mutated,...

Breast Cancer

Mobile App Designed to Match Patients With Metastatic Breast Cancer With Clinical Trials

The Metastatic Breast Cancer Alliance (MBCA), the largest coalition of nonprofit breast cancer organizations, pharmaceutical/biotech companies, and patient advocates in the United States, recently announced the release of MBC Connect 2.0. MBC Connect is an interactive, Web- and mobile-friendly...

Breast Cancer

Expert Point of View: Sherene Loi, MD

Sherene Loi, MD, of Peter MacCallum Cancer Centre, Melbourne, Australia, said that the BROCADE3 trial was positive because it met its primary endpoint. However, she expressed some reservations about adopting this combination as a new standard for HER2-negative BRCA-mutated advanced breast cancer....

Breast Cancer

Veliparib/Chemotherapy Combination Active in HER2-Negative BRCA-Positive Advanced Breast Cancer

The addition of the poly (ADP-ribose) polymerase (PARP) inhibitor veliparib to carboplatin/paclitaxel chemotherapy significantly improved progression-free survival in patients with advanced HER2-negative breast cancer and germline BRCA mutation compared with placebo plus chemotherapy, according to...

Breast Cancer

Recurrence Risk in Black and White Women With Borderline Estrogen Receptor–Positive Breast Cancer

In a study reported in the Journal of the National Cancer Institute, Benefield et al found that black women with borderline estrogen receptor (ER)-positive breast cancer had significantly poorer disease-free interval compared with those with ER-positive disease, irrespective of whether they...

Breast Cancer
Immunotherapy

First-Line Atezolizumab Plus Nab-paclitaxel in Advanced Triple-Negative Breast Cancer: Second Overall Survival Interim Analysis

As reported in The Lancet Oncology by Peter Schmid, MD, and colleagues, the prespecified second interim analysis of overall survival in the phase III IMpassion130 trial has shown no overall survival benefit with the addition of atezolizumab to nab-paclitaxel as first-line treatment of unresectable, ...

Breast Cancer

Study Links Sustained Weight Loss to Reduced Breast Cancer Risk

A new study finds that women who lost weight after age 50 and kept it off had a lower risk of breast cancer than women whose weight remained stable, helping answer a vexing question in cancer prevention.1 The reduction in risk increased with the amount of weight lost and was specific to women not...

breast cancer

Terry P. Mamounas, MD, MPH, on Extending Letrozole Treatment in Hormone Receptor–Positive Breast Cancer

Terry P. Mamounas, MD, MPH, of Orlando Health UF Health Cancer Center, discusses 10-year results from NRG Oncology/NSABP B-42, which showed that, for postmenopausal women with hormone receptor–positive breast cancer who have completed previous adjuvant therapy with an aromatase inhibitor or with tamoxifen followed by an aromatase inhibitor, extended treatment with letrozole improved disease-free survival (Abstract GS4-01).

breast cancer
immunotherapy

Luca Gianni, MD, on the Neoadjuvant Treatment of Triple-Negative Breast Cancer

Luca Gianni, MD, of the Fondazione Michelangelo, discusses findings from the NeoTRIP trial on pathologic complete response to neoadjuvant treatment with or without atezolizumab in triple-negative, early high-risk, and locally advanced breast cancer (Abstract GS3-04).

breast cancer

Hongchao Pan, PhD, on an Update on 5 Years of Endocrine Therapy for Early Breast Cancer

Hongchao Pan, PhD, of the University of Oxford, discusses an analysis of 86,000 women in the Early Breast Cancer Trialists’ Collaborative Group database, which showed that the risk of distant recurrence 20 years after a diagnosis of node-negative, estrogen receptor–negative early-stage breast cancer in women who discontinued endocrine therapy at 5 years is likely to be about a third lower now than in his group’s previous report (Abstract GS2-04).

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