Richard Dowling

Abstract WMP49: Occult Contrast Retention Post-thrombectomy On 24-hour Follow-up CT: Associations And Impact On Imaging Analysis

Jenny Pham, Calvin Gan, Jasmin Dabboucy, Damien Stella, Richard Dowling, Bernard Yan, Steven Bush, Cameron Williams, Peter J Mitchell, Patricia Desmond, Vincent Thijs, Hamed Asadi, Mark Brooks, Julian Maingard, Ash Jhamb, Davor Pavlin-Premrl, Bruce Campbell, Felix Ng

Journal article  |  2023  |  Stroke

Introduction: CT performed 24h post-treatment is widely used to assess radiological outcomes in stroke studies. Even w..

Comparison of Computed Tomography Perfusion and Multiphase Computed Tomography Angiogram in Predicting Clinical Outcomes in Endovascular Thrombectomy

Zefeng Tan, Mark Parsons, Andrew Bivard, Gagan Sharma, Peter Mitchell, Richard Dowling, Steven Bush, Leonid Churilov, Anding Xu, Bernard Yan

Journal article  |  2022  |  STROKE

BACKGROUND: In patients with acute stroke who undergo endovascular thrombectomy, the relative prognostic power of computed tomogra..

Endovascular thrombectomy versus standard bridging thrombolytic with endovascular thrombectomy within 4.5 h of stroke onset: an open-label, blinded-endpoint, randomised non-inferiority trial

Peter J Mitchell, Bernard Yan, Leonid Churilov, Richard J Dowling, Steven J Bush, Andrew Bivard, Xiao Chuan Huo, Guoqing Wang, Shi Yong Zhang, Mai Duy Ton, Dennis J Cordato, Timothy J Kleinig, Henry Ma, Ronil Chandra, Helen Brown, Bruce C Campbell, Andrew K Cheung, Brendan Steinfort, Rebecca Scroop, Kendal Redmond, et al.

Journal article  |  2022  |  LANCET

BACKGROUND: The benefit of combined treatment with intravenous thrombolysis before endovascular thrombectomy in patients with acut..

Endovascular Therapy Versus Medical Therapy for Acute Stroke Attributable to Isolated Cervical Internal Carotid Artery Occlusion Without Intracranial Large Vessel Occlusion

Michael J Waters, Patrick McMullan, Peter J Mitchell, Timothy J Kleinig, Leonid Churilov, Rebecca Scroop, Richard J Dowling, Steven J Bush, Minh Nguyen, Bernard Yan

Journal article  |  2022  |  Stroke: Vascular and Interventional Neurology

Background The optimal treatment for acute stroke attributable to isolated cervical internal carotid artery occlusion ..

DIRECT-SAFE: A Randomized Controlled Trial of DIRECT Endovascular Clot Retrieval versus Standard Bridging Therapy

Peter J Mitchell, Bernard Yan, Leonid Churilov, Richard J Dowling, Steven Bush, Thang Nguyen, Bruce C Campbell, Geoffrey A Donnan, Zhongrong Miao, Stephen M Davis

Journal article  |  2022  |  JOURNAL OF STROKE

BACKGROUND AND PURPOSE: The benefit regarding co-treatment with intravenous (IV) thrombolysis before mechanical thrombectomy in ac..

Optimal Tissue Reperfusion Estimation by Computed Tomography Perfusion Post-Thrombectomy in Acute Ischemic Stroke

Zefeng Tan, Mark Parsons, Andrew Bivard, Gagan Sharma, Peter Mitchell, Richard Dowling, Steven Bush, Anding Xu, Bernard Yan

Journal article  |  2021  |  STROKE

BACKGROUND AND PURPOSE: Modified Thrombolysis in Cerebral Infarction score (mTICI) ≥2b is defined as successful reperfusion. Howev..

Intrinsic hospital factors: overlooked cause for variations in delay to transfer for endovascular thrombectomy

Ron Danziger, Christina Tan, Leonid Churilov, Peter Mitchell, Richard Dowling, Steven Bush, Bernard Yan

Journal article  |  2021  |  JOURNAL OF NEUROINTERVENTIONAL SURGERY

BACKGROUND: Intrinsic hospital factors leading to time delay to inter-hospital transfer for endovascular thrombectomy (EVT) have n..

Healthy Life-Year Costs of Treatment Speed From Arrival to Endovascular Thrombectomy in Patients With Ischemic Stroke A Meta-analysis of Individual Patient Data From 7 Randomized Clinical Trials

Mohammed A Almekhlafi, Mayank Goyal, Diederik WJ Dippel, Charles BLM Majoie, Bruce CV Campbell, Keith W Muir, Andrew M Demchuk, Serge Bracard, Francis Guillemin, Tudor G Jovin, Peter Mitchell, Philip White, Michael D Hill, Scott Brown, Jeffrey L Saver

Journal article  |  2021  |  JAMA NEUROLOGY

IMPORTANCE: The benefits of endovascular thrombectomy (EVT) are time dependent. Prior studies may have underestimated the time-ben..

Does Intravenous Thrombolysis Within 4.5 to 9 Hours Increase Clot Migration Leading to Endovascular Inaccessibility?

Jeremy C Lim, Leonid Churilov, Andrew Bivard, Henry Ma, Richard J Dowling, Bruce C Campbell, Mark W Parsons, Stephen M Davis, Geoffrey A Donnan, Peter J Mitchell, Bernard Yan

Journal article  |  2021  |  STROKE

BACKGROUND AND PURPOSE: Distal clot migration is a recognized event following intravenous thrombolysis (IVT) in the setting of acu..

Correlation between CT angiography and digital subtraction angiography in acute ischemic strokes

Su Jin Lee, Belinda Liu, Neil Rane, Peter Mitchell, Richard Dowling, Bernard Yan

Journal article  |  2021  |  CLINICAL NEUROLOGY AND NEUROSURGERY

OBJECTIVE: CT angiography (CTA) is not necessarily performed for all acute ischemic strokes due to variations in national guidelin..