Evaluating the relationship between right-to-left shunt and white matter hyperintensities in migraine patients: A systematic review and meta-analysis

IntroductionWhite matter hyperintensities (WMHs) have been observed with greater frequency in patients with migraine and are thought to be associated with impaired cognition and function. The relationship between WMHs and right-to-left shunt (RLS) in migraine patients is unknown. We performed a syst...

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Main Authors: Joshua Y. P. Yeo, Claire X. Y. Goh, Ying Kiat Tan, Bryan T. S. Sim, Beverly L. X. Chan, Nicholas L. Syn, Yinghao Lim, Amanda C. Y. Chan, Vijay K. Sharma, Jonathan J. Y. Ong, Leonard L. L. Yeo, Ching-Hui Sia, Benjamin Y. Q. Tan
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-08-01
Series:Frontiers in Neurology
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Online Access:https://www.frontiersin.org/articles/10.3389/fneur.2022.972336/full
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author Joshua Y. P. Yeo
Claire X. Y. Goh
Ying Kiat Tan
Bryan T. S. Sim
Beverly L. X. Chan
Nicholas L. Syn
Yinghao Lim
Amanda C. Y. Chan
Vijay K. Sharma
Jonathan J. Y. Ong
Leonard L. L. Yeo
Ching-Hui Sia
Benjamin Y. Q. Tan
author_facet Joshua Y. P. Yeo
Claire X. Y. Goh
Ying Kiat Tan
Bryan T. S. Sim
Beverly L. X. Chan
Nicholas L. Syn
Yinghao Lim
Amanda C. Y. Chan
Vijay K. Sharma
Jonathan J. Y. Ong
Leonard L. L. Yeo
Ching-Hui Sia
Benjamin Y. Q. Tan
author_sort Joshua Y. P. Yeo
collection DOAJ
description IntroductionWhite matter hyperintensities (WMHs) have been observed with greater frequency in patients with migraine and are thought to be associated with impaired cognition and function. The relationship between WMHs and right-to-left shunt (RLS) in migraine patients is unknown. We performed a systematic review to determine if there is an association between RLS and WMHs in patients with migraine.MethodsA systematic search of the literature was performed in PubMed and Embase using a suitable keyword search strategy from inception up to 16th June 2021. All studies that included patients with migraine and studied RLS and WMHs were included.ResultsA total of 8 non-randomized observational studies comprising 1125 patients with migraine were included; 576 had an RLS, compared to 549 patients with no RLS. The mean age of the study populations ranged from 28.4 to 43 years, while the average duration from migraine diagnosis ranged from 5.1 to 19 years. The proportion of female to male patients was consistently higher in all studies (60.0–94.4%). Amongst migraine patients with RLS, 338 patients (58.7%) had WMHs. In contrast, 256 (46.6%) of migraine patients without RLS had WMHs. RLS was significantly associated with the presence of WMHs in migraine patients (OR: 1.56, 95% CI: 1.05–2.34, p = 0.03).ConclusionIn migraine patients, RLS was significantly associated with the presence of WMHs. Longitudinal studies are warranted to establish RLS as a risk factor for WMHs in patients with migraine, and to establish the significance of these changes.
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spelling doaj.art-2e114fbf45f8468aadcedb947b63b33c2022-12-22T04:01:07ZengFrontiers Media S.A.Frontiers in Neurology1664-22952022-08-011310.3389/fneur.2022.972336972336Evaluating the relationship between right-to-left shunt and white matter hyperintensities in migraine patients: A systematic review and meta-analysisJoshua Y. P. Yeo0Claire X. Y. Goh1Ying Kiat Tan2Bryan T. S. Sim3Beverly L. X. Chan4Nicholas L. Syn5Yinghao Lim6Amanda C. Y. Chan7Vijay K. Sharma8Jonathan J. Y. Ong9Leonard L. L. Yeo10Ching-Hui Sia11Benjamin Y. Q. Tan12Department of Medicine, National University Health System, Singapore, SingaporeYong Loo Lin School of Medicine, National University of Singapore, Singapore, SingaporeYong Loo Lin School of Medicine, National University of Singapore, Singapore, SingaporeYong Loo Lin School of Medicine, National University of Singapore, Singapore, SingaporeYong Loo Lin School of Medicine, National University of Singapore, Singapore, SingaporeYong Loo Lin School of Medicine, National University of Singapore, Singapore, SingaporeDepartment of Cardiology, National University Heart Centre, Singapore, SingaporeDivision of Neurology, Department of Medicine, National University Health System, Singapore, SingaporeYong Loo Lin School of Medicine, National University of Singapore, Singapore, SingaporeDivision of Neurology, Department of Medicine, National University Health System, Singapore, SingaporeYong Loo Lin School of Medicine, National University of Singapore, Singapore, SingaporeYong Loo Lin School of Medicine, National University of Singapore, Singapore, SingaporeYong Loo Lin School of Medicine, National University of Singapore, Singapore, SingaporeIntroductionWhite matter hyperintensities (WMHs) have been observed with greater frequency in patients with migraine and are thought to be associated with impaired cognition and function. The relationship between WMHs and right-to-left shunt (RLS) in migraine patients is unknown. We performed a systematic review to determine if there is an association between RLS and WMHs in patients with migraine.MethodsA systematic search of the literature was performed in PubMed and Embase using a suitable keyword search strategy from inception up to 16th June 2021. All studies that included patients with migraine and studied RLS and WMHs were included.ResultsA total of 8 non-randomized observational studies comprising 1125 patients with migraine were included; 576 had an RLS, compared to 549 patients with no RLS. The mean age of the study populations ranged from 28.4 to 43 years, while the average duration from migraine diagnosis ranged from 5.1 to 19 years. The proportion of female to male patients was consistently higher in all studies (60.0–94.4%). Amongst migraine patients with RLS, 338 patients (58.7%) had WMHs. In contrast, 256 (46.6%) of migraine patients without RLS had WMHs. RLS was significantly associated with the presence of WMHs in migraine patients (OR: 1.56, 95% CI: 1.05–2.34, p = 0.03).ConclusionIn migraine patients, RLS was significantly associated with the presence of WMHs. Longitudinal studies are warranted to establish RLS as a risk factor for WMHs in patients with migraine, and to establish the significance of these changes.https://www.frontiersin.org/articles/10.3389/fneur.2022.972336/fullmigrainemigraine with aurawhite matterpatent foramen ovaleultrasonographydoppler
spellingShingle Joshua Y. P. Yeo
Claire X. Y. Goh
Ying Kiat Tan
Bryan T. S. Sim
Beverly L. X. Chan
Nicholas L. Syn
Yinghao Lim
Amanda C. Y. Chan
Vijay K. Sharma
Jonathan J. Y. Ong
Leonard L. L. Yeo
Ching-Hui Sia
Benjamin Y. Q. Tan
Evaluating the relationship between right-to-left shunt and white matter hyperintensities in migraine patients: A systematic review and meta-analysis
Frontiers in Neurology
migraine
migraine with aura
white matter
patent foramen ovale
ultrasonography
doppler
title Evaluating the relationship between right-to-left shunt and white matter hyperintensities in migraine patients: A systematic review and meta-analysis
title_full Evaluating the relationship between right-to-left shunt and white matter hyperintensities in migraine patients: A systematic review and meta-analysis
title_fullStr Evaluating the relationship between right-to-left shunt and white matter hyperintensities in migraine patients: A systematic review and meta-analysis
title_full_unstemmed Evaluating the relationship between right-to-left shunt and white matter hyperintensities in migraine patients: A systematic review and meta-analysis
title_short Evaluating the relationship between right-to-left shunt and white matter hyperintensities in migraine patients: A systematic review and meta-analysis
title_sort evaluating the relationship between right to left shunt and white matter hyperintensities in migraine patients a systematic review and meta analysis
topic migraine
migraine with aura
white matter
patent foramen ovale
ultrasonography
doppler
url https://www.frontiersin.org/articles/10.3389/fneur.2022.972336/full
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