Breast cancer therapy and cardiovascular risk: focus on trastuzumab

Aamer Sandoo,1,2 George D Kitas,2 Amtul R Carmichael2 1School of Sport, Health and Exercise Sciences, Bangor University, Bangor, Wales, 2Dudley Group of Hospitals NHS Trust, Russells Hall Hospital, Dudley, UK Abstract: Breast cancer is the most common cancer in the UK. Advances in the methods of ea...

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Main Authors: Sandoo A, Kitas GD, Carmichael AR
Format: Article
Language:English
Published: Dove Medical Press 2015-04-01
Series:Vascular Health and Risk Management
Online Access:http://www.dovepress.com/breast-cancer-therapy-and-cardiovascular-risk-focus-on-trastuzumab-peer-reviewed-article-VHRM
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author Sandoo A
Kitas GD
Carmichael AR
author_facet Sandoo A
Kitas GD
Carmichael AR
author_sort Sandoo A
collection DOAJ
description Aamer Sandoo,1,2 George D Kitas,2 Amtul R Carmichael2 1School of Sport, Health and Exercise Sciences, Bangor University, Bangor, Wales, 2Dudley Group of Hospitals NHS Trust, Russells Hall Hospital, Dudley, UK Abstract: Breast cancer is the most common cancer in the UK. Advances in the methods of early diagnosis as well as newer and more effective treatments have led to improvements of disease-free and overall survival over the last decade. Almost one-third of breast cancers present with an aggressive form characterized by increased expression of human epidermal growth receptor 2 (HER2) proteins. A targeted treatment using monoclonal antibodies against HER2 expression such as trastuzumab has been shown to improve survival. Unfortunately, there is a degree of cardiotoxicity associated with these agents, as inhibition of HER2 pathways can also impair cardioprotective pathways. In the present review, we discuss the mechanisms by which trastuzumab might affect vascular homeostasis leading to endothelial dysfunction. We also provide suggestions for future research examining the effects of trastuzumab on the vasculature in breast cancer. Keywords: endothelial dysfunction, microvasculature, macrovasculature, congestive heart failure
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spelling doaj.art-92394636219b4479970ae38ccc927e482022-12-21T23:37:36ZengDove Medical PressVascular Health and Risk Management1178-20482015-04-012015default22322821195Breast cancer therapy and cardiovascular risk: focus on trastuzumabSandoo AKitas GDCarmichael ARAamer Sandoo,1,2 George D Kitas,2 Amtul R Carmichael2 1School of Sport, Health and Exercise Sciences, Bangor University, Bangor, Wales, 2Dudley Group of Hospitals NHS Trust, Russells Hall Hospital, Dudley, UK Abstract: Breast cancer is the most common cancer in the UK. Advances in the methods of early diagnosis as well as newer and more effective treatments have led to improvements of disease-free and overall survival over the last decade. Almost one-third of breast cancers present with an aggressive form characterized by increased expression of human epidermal growth receptor 2 (HER2) proteins. A targeted treatment using monoclonal antibodies against HER2 expression such as trastuzumab has been shown to improve survival. Unfortunately, there is a degree of cardiotoxicity associated with these agents, as inhibition of HER2 pathways can also impair cardioprotective pathways. In the present review, we discuss the mechanisms by which trastuzumab might affect vascular homeostasis leading to endothelial dysfunction. We also provide suggestions for future research examining the effects of trastuzumab on the vasculature in breast cancer. Keywords: endothelial dysfunction, microvasculature, macrovasculature, congestive heart failurehttp://www.dovepress.com/breast-cancer-therapy-and-cardiovascular-risk-focus-on-trastuzumab-peer-reviewed-article-VHRM
spellingShingle Sandoo A
Kitas GD
Carmichael AR
Breast cancer therapy and cardiovascular risk: focus on trastuzumab
Vascular Health and Risk Management
title Breast cancer therapy and cardiovascular risk: focus on trastuzumab
title_full Breast cancer therapy and cardiovascular risk: focus on trastuzumab
title_fullStr Breast cancer therapy and cardiovascular risk: focus on trastuzumab
title_full_unstemmed Breast cancer therapy and cardiovascular risk: focus on trastuzumab
title_short Breast cancer therapy and cardiovascular risk: focus on trastuzumab
title_sort breast cancer therapy and cardiovascular risk focus on trastuzumab
url http://www.dovepress.com/breast-cancer-therapy-and-cardiovascular-risk-focus-on-trastuzumab-peer-reviewed-article-VHRM
work_keys_str_mv AT sandooa breastcancertherapyandcardiovascularriskfocusontrastuzumab
AT kitasgd breastcancertherapyandcardiovascularriskfocusontrastuzumab
AT carmichaelar breastcancertherapyandcardiovascularriskfocusontrastuzumab