User profiles for "author:Ansaar Rai"

Ansaar Rai

Professor of Neuroradiology, WVU
Verified email at hsc.wvu.edu
Cited by 7145

First pass effect: a new measure for stroke thrombectomy devices

OO Zaidat, AC Castonguay, I Linfante, R Gupta… - Stroke, 2018 - Am Heart Assoc
Background and Purpose—In acute ischemic stroke, fast and complete recanalization of the
occluded vessel is associated with improved outcomes. We describe a novel measure for …

Aspiration thrombectomy versus stent retriever thrombectomy as first-line approach for large vessel occlusion (COMPASS): a multicentre, randomised, open label …

AS Turk, A Siddiqui, JT Fifi, RA De Leacy, DJ Fiorella… - The Lancet, 2019 - thelancet.com
Background Stent retriever thrombectomy of large-vessel occlusion results in better
outcomes than medical therapy alone. Alternative thrombectomy strategies, particularly a …

Effect of definition and methods on estimates of prevalence of large vessel occlusion in acute ischemic stroke: a systematic review and meta-analysis

M Waqas, AT Rai, K Vakharia, F Chin… - Journal of …, 2020 - jnis.bmj.com
Introduction Accurate estimation of the incidence of large vessel occlusion (LVO) is critical
for planning stroke systems of care and approximating workforce requirements. This …

Treatment of intracranial aneurysms with the Enterprise stent: a multicenter registry

J Mocco, KV Snyder, FC Albuquerque… - Journal of …, 2009 - thejns.org
Object The development of self-expanding stents dedicated to intracranial use has
significantly widened the applicability of endovascular therapy to many intracranial …

A population-based incidence of acute large vessel occlusions and thrombectomy eligible patients indicates significant potential for growth of endovascular stroke …

AT Rai, AE Seldon, SH Boo, PS Link… - Journal of …, 2017 - jnis.bmj.com
Background Data on large vessel strokes are important for resource allocation and
infrastructure development. Objective To determine an annual incidence of large vessel …

Balloon guide catheter improves revascularization and clinical outcomes with the Solitaire device: analysis of the North American Solitaire Acute Stroke Registry

TN Nguyen, T Malisch, AC Castonguay, R Gupta… - Stroke, 2014 - Am Heart Assoc
Background and Purpose—Efficient and timely recanalization is an important goal in acute
stroke endovascular therapy. Several studies demonstrated improved recanalization and …

Diffusion-weighted imaging or computerized tomography perfusion assessment with clinical mismatch in the triage of wake up and late presenting strokes undergoing …

TG Jovin, JL Saver, M Ribo, V Pereira… - … Journal of Stroke, 2017 - journals.sagepub.com
Rationale Efficacy of mechanical thrombectomy for acute stroke due to large vessel
occlusion initiated beyond 6 h of time last seen well has not been demonstrated in …

Predictors and clinical relevance of hemorrhagic transformation after endovascular therapy for anterior circulation large vessel occlusion strokes: a multicenter …

RG Nogueira, R Gupta, TG Jovin, EI Levy… - Journal of …, 2015 - jnis.bmj.com
Background and purpose Endovascular techniques are frequently employed to treat large
artery occlusion in acute ischemic stroke (AIS). We sought to determine the predictors and …

North American Solitaire Stent Retriever Acute Stroke registry: post-marketing revascularization and clinical outcome results

OO Zaidat, AC Castonguay, R Gupta… - Journal of …, 2018 - jnis.bmj.com
Background Limited post-marketing data exist on the use of the Solitaire FR device in
clinical practice. The North American Solitaire Stent Retriever Acute Stroke (NASA) registry …

Predictors of poor outcome despite recanalization: a multiple regression analysis of the NASA registry

I Linfante, AK Starosciak, GR Walker… - Journal of …, 2016 - jnis.bmj.com
Background Mechanical thrombectomy with stent-retrievers results in higher recanalization
rates compared with previous devices. Despite successful recanalization rates …