Faculty profile

Andrew Demchuk

ResearcherDepartment of Clinical NeurosciencesUniversity of Calgary

This profile is built from public research funding records (CIHR, NSERC and SSHRC) and PubMed. We have not imported them from a University of Calgary directory, so their courses may be missing. Find their university profile.

Andrew Demchuk

Researcher

Department of Clinical Neurosciences

Cumming School of Medicine

University of Calgary

Calgary, Alberta, Canada

Supervision signals

Has led research grants, which requires an independent research appointment. Ask their department whether they supervise graduate students.
41 publications in the last five years, latest in 2026.
Senior (last) author on 3 recent papers, a sign of leading a research group.
Principal investigator on 5 research grants (5 CIHR), most recently in 2024.

These signals come from public records, including CIHR, NSERC and SSHRC funding decisions. Ask the professor or the graduate program whether they are taking new students.

Academic metrics

Publications

273

Citations

Collaborators

Grants

Publications by year

Counts cover the publications linked to this profile. Citations and the h-index appear when the source records them.

Profiles and links

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Signals and details

Research

Ischemic Stroke Clinical Trials Stroke Network Stroke Prevention Stroke Rehabilitation Angiography Computed Tomography Perfusion Imaging

Latest papers

Effect of time on reperfusion in acute ischemic stroke treated with thrombolysis within the 4.5-hour window: a secondary analysis of the AcT Trial
Journal of Stroke and Cerebrovascular Diseases · 2026
Safety and Efficacy of Nerinetide at Year 1 in Participants Enrolled in ESCAPE‐NEXT: A Multicenter, Double‐Blind, Randomized Controlled Trial
Journal of the American Heart Association · 2026
EXPRESS: The granular Hypoperfusion Intensity Ratio (gHIR): A Novel Perfusion-Weighted Metric to Assess the Cerebral Infarct Growth Rate.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism · 2026

All 87 publications

Latest funding

Direct Oral Anti-coagulant Associated Stroke Thrombolysis Optimization with Tenecteplase (DOSE)
CIHR · 2025 · Co-investigator
$768,826
Dual Antiplatelet Therapy in Acute Ischemic Stroke Following Thrombectomy and/or Intravenous Thrombolysis (PRIME): A Randomized Pilot Study
CIHR · 2025 · Co-investigator
$730,576
International Care Bundle Evaluation in Cerebral Hemorrhage (I-CATCHER)
CIHR · 2024 · Principal investigator
$1,300,500

All 37 grants and awards

87 publications.

Effect of time on reperfusion in acute ischemic stroke treated with thrombolysis within the 4.5-hour window: a secondary analysis of the AcT Trial

Ignacio KHD, Pensato U, Bala F, Buck B, Sajobi T, Catanese L, Tkach A, Swartz R, Demchuk A, Almekhlafi MA

Journal of Stroke and Cerebrovascular Diseases2026

DOI: 10.1016/j.jstrokecerebrovasdis.2026.108667

Safety and Efficacy of Nerinetide at Year 1 in Participants Enrolled in ESCAPE‐NEXT: A Multicenter, Double‐Blind, Randomized Controlled Trial

Adams C, Heard K, Kohli Y, Vatanpour S, Berrouschot J, Buck B, Demchuk A, Dippel D, Dorn F, Field T

Journal of the American Heart Association2026

DOI: 10.1161/jaha.125.044080

EXPRESS: The granular Hypoperfusion Intensity Ratio (gHIR): A Novel Perfusion-Weighted Metric to Assess the Cerebral Infarct Growth Rate.

Busto G, Pensato U, Ospel J, Menon BK, Demchuk A, Casetta I, Loverre F, Marcello GU, Arba F, Ginestroni A, Miele V, Padovani A, Morotti A, Fainardi E

Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism2026

DOI: 10.1177/0271678x261492523 PMID: 42751923

Perihematomal Edema and Functional Outcome After Intracerebral Hemorrhage: A Meta-Analysis of Individual Participant Data.

Samarasekera N, Tuck S, Wang X, Anderson CS, Shirazian A, Volbers B, Huttner HB, Marchina S, Norton C, Selim M, Sheth K, Falcone GJ, Castro P, Mair G, Moullaali TJ, Rodrigues MA, Parry-Jones A, Sprigg N, Schreuder FHBM, Steiner T, Butcher KS, Hanley D, Ziai W, Demchuk A, Rodriguez-Luna D, Iglesias Rey R, Hervella P, Meretoja A, Gusdon AM, Weir CJ, Al-Shahi Salman R

Stroke2026

DOI: 10.1161/strokeaha.125.053991 PMID: 41778313

Stroke in Patients With Cancer-Time Is Brain.

Lun R, Cao JQ, Demchuk A, Pensato U

JAMA oncology2026

DOI: 10.1001/jamaoncol.2025.5234 PMID: 41379475

Impact of Brain Frailty on Clinical Presentation and Neurologic Recovery in Acute Ischemic Stroke Patients Undergoing Thrombectomy

Fladt J, Benali F, Jaroenngarmsamer T, Bala F, Singh N, Nogueira RG, McTaggart R, Demchuk A, Poppe A, Buck BH

Neurology202516 citations

DOI: 10.1212/wnl.0000000000213619

Safety, Functional Disability, Healthcare Utilization, and Quality-of-Life Outcomes in Elderly Receiving Alteplase and Tenecteplase: A Secondary Analysis From the AcT Trial

Singh N, Bala F, Ademola A, Almekhlafi M, Coutts SB, Deschaintre Y, Khosravani H, Buck BH, Appireddy R, Moreau F

Stroke20257 citations

DOI: 10.1161/strokeaha.124.049512

Incidence, Associations, and Mechanisms of Unexplained Early Neurologic Deterioration After Thrombectomy in Stroke Patients

Pensato U, Coutts SB, van Adel B, Chapot R, Puetz V, Demchuk A, Goyal M, Hill MD, Ospel JM, Menon B

Neurology20254 citations

DOI: 10.1212/wnl.0000000000213945

Safety and Efficacy of Intravenous Thrombolysis by Infarct Type in Patients with No Visible Occlusion: A Secondary Analysis of the AcT Trial

Siddiqi AZ, Ignacio K, Kaveeta C, Bala F, Ademola A, Tkach A, Buck BH, Catanese L, Hunter G, Dowlatshahi D

Journal of the American Heart Association20254 citationsOpen Access

DOI: 10.1161/jaha.124.037577 PMID: W4405658451

Thrombolysis in Patients With Versus Without Visible Occlusion: A Secondary Analysis From the AcT Trial

Siddiqi AZ, Ignacio K, Kaveeta C, Bala F, Ademola A, Tkach A, Buck BH, Catanese L, Hunter G, Dowlatshahi D

Journal of Stroke2025

DOI: 10.5853/jos.2024.03062

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Andrew Demchuk

Research

Latest papers

Latest funding

Effect of time on reperfusion in acute ischemic stroke treated with thrombolysis within the 4.5-hour window: a secondary analysis of the AcT Trial

Safety and Efficacy of Nerinetide at Year 1 in Participants Enrolled in ESCAPE‐NEXT: A Multicenter, Double‐Blind, Randomized Controlled Trial

EXPRESS: The granular Hypoperfusion Intensity Ratio (gHIR): A Novel Perfusion-Weighted Metric to Assess the Cerebral Infarct Growth Rate.

Perihematomal Edema and Functional Outcome After Intracerebral Hemorrhage: A Meta-Analysis of Individual Participant Data.

Stroke in Patients With Cancer-Time Is Brain.

Impact of Brain Frailty on Clinical Presentation and Neurologic Recovery in Acute Ischemic Stroke Patients Undergoing Thrombectomy

Safety, Functional Disability, Healthcare Utilization, and Quality-of-Life Outcomes in Elderly Receiving Alteplase and Tenecteplase: A Secondary Analysis From the AcT Trial

Incidence, Associations, and Mechanisms of Unexplained Early Neurologic Deterioration After Thrombectomy in Stroke Patients

Safety and Efficacy of Intravenous Thrombolysis by Infarct Type in Patients with No Visible Occlusion: A Secondary Analysis of the AcT Trial

Thrombolysis in Patients With Versus Without Visible Occlusion: A Secondary Analysis From the AcT Trial

Designing and deploying a national registry to reduce disparity in access to stroke treatment and optimise time to treatment

Frequent collaborators

Mayank Goyal

Bijoy Menon

Mohammed Almekhlafi

Dar Dowlatshahi

Nishita Singh

Michael Hill

Aravind Ganesh

Michael Tymianski

Brian Buck

Luciana Catanese

Wu Qiu

Tolulope Sajobi

Thalia Field

Alexandre Poppe

Johanna Ospel

Philip Barber

Michel Shamy

Houman Khosravani

Ramana Appireddy

Gustavo Saposnik

Mahesh Kate

Shelagh Coutts

Brian Van Adel

Demetrios Sahlas

Kuan Huei Ng

Ashkan Shoamanesh

Danielle De Sa Boasquevisque

Aristeidis Katsanos

Raed Joundi

Wes Oczkowski

Robert Hart

Sumiti Nayar

Mark Crowther

David Williams

Sam Schulman

John Eikelboom

Sashi Perera