Systemic Therapy for HER2-Positive Metastatic Breast Cancer: Current and Future Trends

Approximately 20% of breast cancers (BC) overexpress human epidermal growth factor receptor 2 (HER2). This subtype of BC is a clinically and biologically heterogeneous disease that was associated with an increased risk for the development of systemic and brain metastases and poor overall survival be...

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Main Authors: Kreina Sharela Vega Cano, David Humberto Marmolejo Castañeda, Santiago Escrivá-de-Romaní, Cristina Saura
Format: Article
Language:English
Published: MDPI AG 2022-12-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/15/1/51
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author Kreina Sharela Vega Cano
David Humberto Marmolejo Castañeda
Santiago Escrivá-de-Romaní
Cristina Saura
author_facet Kreina Sharela Vega Cano
David Humberto Marmolejo Castañeda
Santiago Escrivá-de-Romaní
Cristina Saura
author_sort Kreina Sharela Vega Cano
collection DOAJ
description Approximately 20% of breast cancers (BC) overexpress human epidermal growth factor receptor 2 (HER2). This subtype of BC is a clinically and biologically heterogeneous disease that was associated with an increased risk for the development of systemic and brain metastases and poor overall survival before anti-HER2 therapies were developed. The standard of care was dual blockade with trastuzumab and pertuzumab as first-line followed by TDM-1 as second-line. However, with the advent of new HER2-targeted monoclonal antibodies, tyrosine kinase inhibitors and antibody- drug conjugates, the clinical outcomes of patients with HER2-positive BC have changed dramatically in recent years, leading to a paradigm shift in the treatment of the disease. Notably, the development of new-generation ADCs has led to unprecedented results compared with T-DM1, currently establishing trastuzumab deruxtecan as a new standard of care in second-line. Despite the widespread availability of HER2-targeted therapies, patients with HER2-positive BC continue to face the challenges of disease progression, treatment resistance, and brain metastases. Response rate and overall life expectancy decrease with each additional line of treatment, and tumor heterogeneity remains an issue. In this review, we update the new-targeted therapeutic options for HER2-positive BC and highlight the future perspectives of treatment in this setting.
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spelling doaj.art-81572b009d8a48b199650ffb1614c34e2023-11-16T15:00:57ZengMDPI AGCancers2072-66942022-12-011515110.3390/cancers15010051Systemic Therapy for HER2-Positive Metastatic Breast Cancer: Current and Future TrendsKreina Sharela Vega Cano0David Humberto Marmolejo Castañeda1Santiago Escrivá-de-Romaní2Cristina Saura3Medical Oncology Department, Vall d’Hebron University Hospital, 08035 Barcelona, SpainMedical Oncology Department, Vall d’Hebron University Hospital, 08035 Barcelona, SpainMedical Oncology Department, Vall d’Hebron University Hospital, 08035 Barcelona, SpainMedical Oncology Department, Vall d’Hebron University Hospital, 08035 Barcelona, SpainApproximately 20% of breast cancers (BC) overexpress human epidermal growth factor receptor 2 (HER2). This subtype of BC is a clinically and biologically heterogeneous disease that was associated with an increased risk for the development of systemic and brain metastases and poor overall survival before anti-HER2 therapies were developed. The standard of care was dual blockade with trastuzumab and pertuzumab as first-line followed by TDM-1 as second-line. However, with the advent of new HER2-targeted monoclonal antibodies, tyrosine kinase inhibitors and antibody- drug conjugates, the clinical outcomes of patients with HER2-positive BC have changed dramatically in recent years, leading to a paradigm shift in the treatment of the disease. Notably, the development of new-generation ADCs has led to unprecedented results compared with T-DM1, currently establishing trastuzumab deruxtecan as a new standard of care in second-line. Despite the widespread availability of HER2-targeted therapies, patients with HER2-positive BC continue to face the challenges of disease progression, treatment resistance, and brain metastases. Response rate and overall life expectancy decrease with each additional line of treatment, and tumor heterogeneity remains an issue. In this review, we update the new-targeted therapeutic options for HER2-positive BC and highlight the future perspectives of treatment in this setting.https://www.mdpi.com/2072-6694/15/1/51HER2 positivemetastatic breast cancertargeted therapiestrastuzumabantibody-drug conjugatestrastuzumab deruxtecan
spellingShingle Kreina Sharela Vega Cano
David Humberto Marmolejo Castañeda
Santiago Escrivá-de-Romaní
Cristina Saura
Systemic Therapy for HER2-Positive Metastatic Breast Cancer: Current and Future Trends
Cancers
HER2 positive
metastatic breast cancer
targeted therapies
trastuzumab
antibody-drug conjugates
trastuzumab deruxtecan
title Systemic Therapy for HER2-Positive Metastatic Breast Cancer: Current and Future Trends
title_full Systemic Therapy for HER2-Positive Metastatic Breast Cancer: Current and Future Trends
title_fullStr Systemic Therapy for HER2-Positive Metastatic Breast Cancer: Current and Future Trends
title_full_unstemmed Systemic Therapy for HER2-Positive Metastatic Breast Cancer: Current and Future Trends
title_short Systemic Therapy for HER2-Positive Metastatic Breast Cancer: Current and Future Trends
title_sort systemic therapy for her2 positive metastatic breast cancer current and future trends
topic HER2 positive
metastatic breast cancer
targeted therapies
trastuzumab
antibody-drug conjugates
trastuzumab deruxtecan
url https://www.mdpi.com/2072-6694/15/1/51
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AT santiagoescrivaderomani systemictherapyforher2positivemetastaticbreastcancercurrentandfuturetrends
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