Collateral Circulation in Ischemic Stroke: An Updated Review

The collateral circulation plays a crucial role in maintaining perfusion to brain tissue in ischemic stroke, which prolongs the time window for effective therapies to be provided and ultimately avoids irreversible damage that may lead to worse clinical outcomes. The understanding of this complex vas...

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Main Authors: Gino Maguida, Ashfaq Shuaib
Format: Article
Language:English
Published: Korean Stroke Society 2023-05-01
Series:Journal of Stroke
Subjects:
Online Access:http://www.j-stroke.org/upload/pdf/jos-2022-02936.pdf
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author Gino Maguida
Ashfaq Shuaib
author_facet Gino Maguida
Ashfaq Shuaib
author_sort Gino Maguida
collection DOAJ
description The collateral circulation plays a crucial role in maintaining perfusion to brain tissue in ischemic stroke, which prolongs the time window for effective therapies to be provided and ultimately avoids irreversible damage that may lead to worse clinical outcomes. The understanding of this complex vascular bypass system has advanced greatly in the past few years, yet effective treatments for its potentiation as a therapeutic target remain a challenge. The assessment of the collateral circulation is now part of the routine neuroimaging protocols for acute ischemic stroke, which provides a more complete pathophysiological picture in each patient that allows for a better selection for acute reperfusion therapies and a more accurate prognostication of outcomes, among other potential uses. In this review, we aim to provide a structured and updated approach to the collateral circulation while highlighting ongoing research areas with promising future clinical applications.
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spelling doaj.art-fdf67cd413ad4fde9f106f60fa7bc50c2023-10-23T00:17:46ZengKorean Stroke SocietyJournal of Stroke2287-63912287-64052023-05-0125217919810.5853/jos.2022.02936475Collateral Circulation in Ischemic Stroke: An Updated ReviewGino Maguida0Ashfaq Shuaib1 Stroke Program, Division of Neurology, Department of Medicine, University of Alberta, Edmonton, AB, Canada Stroke Program, Division of Neurology, Department of Medicine, University of Alberta, Edmonton, AB, CanadaThe collateral circulation plays a crucial role in maintaining perfusion to brain tissue in ischemic stroke, which prolongs the time window for effective therapies to be provided and ultimately avoids irreversible damage that may lead to worse clinical outcomes. The understanding of this complex vascular bypass system has advanced greatly in the past few years, yet effective treatments for its potentiation as a therapeutic target remain a challenge. The assessment of the collateral circulation is now part of the routine neuroimaging protocols for acute ischemic stroke, which provides a more complete pathophysiological picture in each patient that allows for a better selection for acute reperfusion therapies and a more accurate prognostication of outcomes, among other potential uses. In this review, we aim to provide a structured and updated approach to the collateral circulation while highlighting ongoing research areas with promising future clinical applications.http://www.j-stroke.org/upload/pdf/jos-2022-02936.pdfischemic strokecerebrovascular circulationcollateral circulationthrombolytic therapythrombectomy
spellingShingle Gino Maguida
Ashfaq Shuaib
Collateral Circulation in Ischemic Stroke: An Updated Review
Journal of Stroke
ischemic stroke
cerebrovascular circulation
collateral circulation
thrombolytic therapy
thrombectomy
title Collateral Circulation in Ischemic Stroke: An Updated Review
title_full Collateral Circulation in Ischemic Stroke: An Updated Review
title_fullStr Collateral Circulation in Ischemic Stroke: An Updated Review
title_full_unstemmed Collateral Circulation in Ischemic Stroke: An Updated Review
title_short Collateral Circulation in Ischemic Stroke: An Updated Review
title_sort collateral circulation in ischemic stroke an updated review
topic ischemic stroke
cerebrovascular circulation
collateral circulation
thrombolytic therapy
thrombectomy
url http://www.j-stroke.org/upload/pdf/jos-2022-02936.pdf
work_keys_str_mv AT ginomaguida collateralcirculationinischemicstrokeanupdatedreview
AT ashfaqshuaib collateralcirculationinischemicstrokeanupdatedreview