Female Sex as a Thromboembolic Risk Factor in the Era of Nonvitamin K Antagonist Oral Anticoagulants

Sex-specific differences have been definitively demonstrated in cardiovascular (CV) diseases. These differences can also impact on the effects of CV therapies. Female sex is recognized as an independent predictor of thromboembolic risk, particularly in older patients. Most of strokes are due to atri...

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Main Authors: Mariacarla Gallù, Giulia Marrone, Jacopo Maria Legramante, Antonino De Lorenzo, Nicola Di Daniele, Annalisa Noce
Format: Article
Language:English
Published: Wiley 2020-01-01
Series:Cardiovascular Therapeutics
Online Access:http://dx.doi.org/10.1155/2020/1743927
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author Mariacarla Gallù
Giulia Marrone
Jacopo Maria Legramante
Antonino De Lorenzo
Nicola Di Daniele
Annalisa Noce
author_facet Mariacarla Gallù
Giulia Marrone
Jacopo Maria Legramante
Antonino De Lorenzo
Nicola Di Daniele
Annalisa Noce
author_sort Mariacarla Gallù
collection DOAJ
description Sex-specific differences have been definitively demonstrated in cardiovascular (CV) diseases. These differences can also impact on the effects of CV therapies. Female sex is recognized as an independent predictor of thromboembolic risk, particularly in older patients. Most of strokes are due to atrial fibrillation (AF). Women affected by AF have higher stroke risk compared to men. The introduction of novel oral anticoagulants (NOACs) for long-term anticoagulation completely changed the anticoagulant therapeutic approach and follow-up of patients affected by nonvalvular atrial fibrillation (NVAF). CHA2DS2-VASc stroke risk scoring in use in the current international guidelines attributes 1 point to “female sex”. Besides, no anticoagulation is indicated for AF female patients without other risk factors. Interestingly, NOACs seem to normalize the differences between males and females both in terms of safety and efficacy, whereas residual higher stroke risk and systemic embolism persist in AF women treated with vitamin K antagonist anticoagulants VKA with optimal time in therapeutic range. Based on the CHA2DS2-VASc score, NOACs represent the preferred choice in NVAF patients. Moreover, complete evaluation of apparently lower risk factor along with concomitant clinical conditions in AF patients appears mandatory, particularly for female patients, in order to achieve the most appropriate anticoagulant treatment, either in male or in female patients. The present review was performed to review sex differences in AF-related thromboembolic risk reported in the literature and possibly highlight current knowledge gaps in prevention and management that need further research.
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spelling doaj-art-9097252a74bb4f4ca0675a22c46300222025-02-03T05:54:25ZengWileyCardiovascular Therapeutics1755-59141755-59222020-01-01202010.1155/2020/17439271743927Female Sex as a Thromboembolic Risk Factor in the Era of Nonvitamin K Antagonist Oral AnticoagulantsMariacarla Gallù0Giulia Marrone1Jacopo Maria Legramante2Antonino De Lorenzo3Nicola Di Daniele4Annalisa Noce5UOC of Internal Medicine, Center of Hypertension and Nephrology Unit, Department of Systems Medicine, University Tor Vergata, Rome, ItalyUOC of Internal Medicine, Center of Hypertension and Nephrology Unit, Department of Systems Medicine, University Tor Vergata, Rome, ItalyEmergency Department University Tor Vergata, Rome, ItalySection of Clinical Nutrition and Nutrigenomic, Department of Biomedicine and Prevention, University Tor Vergata, Rome, ItalyUOC of Internal Medicine, Center of Hypertension and Nephrology Unit, Department of Systems Medicine, University Tor Vergata, Rome, ItalyUOC of Internal Medicine, Center of Hypertension and Nephrology Unit, Department of Systems Medicine, University Tor Vergata, Rome, ItalySex-specific differences have been definitively demonstrated in cardiovascular (CV) diseases. These differences can also impact on the effects of CV therapies. Female sex is recognized as an independent predictor of thromboembolic risk, particularly in older patients. Most of strokes are due to atrial fibrillation (AF). Women affected by AF have higher stroke risk compared to men. The introduction of novel oral anticoagulants (NOACs) for long-term anticoagulation completely changed the anticoagulant therapeutic approach and follow-up of patients affected by nonvalvular atrial fibrillation (NVAF). CHA2DS2-VASc stroke risk scoring in use in the current international guidelines attributes 1 point to “female sex”. Besides, no anticoagulation is indicated for AF female patients without other risk factors. Interestingly, NOACs seem to normalize the differences between males and females both in terms of safety and efficacy, whereas residual higher stroke risk and systemic embolism persist in AF women treated with vitamin K antagonist anticoagulants VKA with optimal time in therapeutic range. Based on the CHA2DS2-VASc score, NOACs represent the preferred choice in NVAF patients. Moreover, complete evaluation of apparently lower risk factor along with concomitant clinical conditions in AF patients appears mandatory, particularly for female patients, in order to achieve the most appropriate anticoagulant treatment, either in male or in female patients. The present review was performed to review sex differences in AF-related thromboembolic risk reported in the literature and possibly highlight current knowledge gaps in prevention and management that need further research.http://dx.doi.org/10.1155/2020/1743927
spellingShingle Mariacarla Gallù
Giulia Marrone
Jacopo Maria Legramante
Antonino De Lorenzo
Nicola Di Daniele
Annalisa Noce
Female Sex as a Thromboembolic Risk Factor in the Era of Nonvitamin K Antagonist Oral Anticoagulants
Cardiovascular Therapeutics
title Female Sex as a Thromboembolic Risk Factor in the Era of Nonvitamin K Antagonist Oral Anticoagulants
title_full Female Sex as a Thromboembolic Risk Factor in the Era of Nonvitamin K Antagonist Oral Anticoagulants
title_fullStr Female Sex as a Thromboembolic Risk Factor in the Era of Nonvitamin K Antagonist Oral Anticoagulants
title_full_unstemmed Female Sex as a Thromboembolic Risk Factor in the Era of Nonvitamin K Antagonist Oral Anticoagulants
title_short Female Sex as a Thromboembolic Risk Factor in the Era of Nonvitamin K Antagonist Oral Anticoagulants
title_sort female sex as a thromboembolic risk factor in the era of nonvitamin k antagonist oral anticoagulants
url http://dx.doi.org/10.1155/2020/1743927
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