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Andrew M. Demchuk

Andrew M. Demchuk

University of Calgary
Canada

D-Index & Metrics

Medicine

D-Index
126
Citations
78575
World Ranking
2892
National Ranking
117

Andrew M. Demchuk publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Andrew M. Demchuk sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 610 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 761 publications — 85th percentile

85% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Andrew M. Demchuk D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Andrew M. Demchuk sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 399 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 126 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Andrew M. Demchuk is affiliated with the University of Calgary in Canada. Their research primarily focuses on the field of Medicine, with significant contributions to subfields including Pulmonary and Respiratory Medicine, Epidemiology, Neurology, Internal Medicine, and Rehabilitation.

The scientist's work encompasses several main topics related to cerebrovascular conditions and stroke treatment. These include:

  • Acute Ischemic Stroke Management
  • Cerebrovascular and Carotid Artery Diseases
  • Venous Thromboembolism Diagnosis and Management
  • Stroke Rehabilitation and Recovery
  • Aortic Thrombus and Embolism
  • Intracranial Aneurysms: Treatment and Complications
  • Moyamoya disease diagnosis and treatment

Andrew M. Demchuk has published extensively in medical and neurological journals. Frequent publication venues for their work include:

  • Canadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques
  • Stroke
  • The Lancet
  • JAMA Neurology
  • Clinical Neuroradiology

Their co-authorship network features collaborations with several researchers, notably:

  • Michael D. Hill (10 co-authored papers)
  • Bijoy K. Menon (10 co-authored papers)
  • Mohammed Almekhlafi (9 co-authored papers)
  • Mayank Goyal (5 co-authored papers)
  • Johanna M. Ospel (5 co-authored papers)

Key recent publications from Andrew M. Demchuk include:

  • Thrombectomy for anterior circulation stroke beyond 6 h from time last known well (AURORA): a systematic review and individual patient data meta-analysis, 2021, The Lancet
  • Computed Tomography Perfusion-Based Machine Learning Model Better Predicts Follow-Up Infarction in Patients With Acute Ischemic Stroke, 2020, Stroke
  • Development and Validation of a Postprocedural Model to Predict Outcome After Endovascular Treatment for Ischemic Stroke, 2023, JAMA Neurology
  • Efficacy and safety of nerinetide in acute ischaemic stroke in patients undergoing endovascular thrombectomy without previous thrombolysis (ESCAPE-NEXT): a multicentre, double-blind, randomised controlled trial, 2025, The Lancet
  • Recanalization and Functional Outcome in Patients with Cervico-cephalic Arterial Dissections, 2022, Canadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques

Best Publications

  • Endovascular thrombectomy after large-vessel ischaemic stroke: a meta-analysis of individual patient data from five randomised trials

    Mayank Goyal;Bijoy K. Menon;Wim H. van Zwam;Diederik W. J. Dippel

  • Thrombectomy for Stroke at 6 to 16 Hours with Selection by Perfusion Imaging

    Gregory W. Albers;Michael P. Marks;Stephanie Kemp;Soren Christensen

  • Validity and reliability of a quantitative computed tomography score in predicting outcome of hyperacute stroke before thrombolytic therapy

    Philip A Barber;Andrew M Demchuk;Andrew M Demchuk;Jinjin Zhang;Alastair M Buchan

  • Time to Treatment With Endovascular Thrombectomy and Outcomes From Ischemic Stroke: A Meta-analysis

    Jeffrey L. Saver;Mayank Goyal;Aad van der Lugt;Bijoy K. Menon

  • Endovascular Therapy after Intravenous t-PA versus t-PA Alone for Stroke

    Joseph P Broderick;Yuko Y Palesch;Andrew M Demchuk;Sharon D Yeatts

  • Recommendations on Angiographic Revascularization Grading Standards for Acute Ischemic Stroke A Consensus Statement

    Osama O. Zaidat;Albert J. Yoo;Pooja Khatri;Thomas A. Tomsick

  • Magnetic resonance imaging and computed tomography in emergency assessment of patients with suspected acute stroke: a prospective comparison

    Julio A Chalela;Chelsea S Kidwell;Lauren M Nentwich;Marie Luby

  • Ultrasound-enhanced systemic thrombolysis for acute ischemic stroke.

    Andrei V. Alexandrov;Andrei V. Alexandrov;Carlos A. Molina;James C. Grotta;Zsolt Garami

  • The Heidelberg Bleeding Classification: Classification of Bleeding Events After Ischemic Stroke and Reperfusion Therapy.

    Rüdiger Von Kummer;Joseph P. Broderick;Bruce C. V. Campbell;Andrew M Demchuk

  • Use of the Alberta Stroke Program Early CT Score (ASPECTS) for Assessing CT Scans in Patients with Acute Stroke

    J. H. Warwick Pexman;Philip A. Barber;Michael D. Hill;Robert J. Sevick

  • Comparison of MRI and CT for Detection of Acute Intracerebral Hemorrhage

    Chelsea S. Kidwell;Chelsea S. Kidwell;Julio A. Chalela;Jeffrey L. Saver;Sidney Starkman

  • Why are stroke patients excluded from TPA therapy? An analysis of patient eligibility.

    P. A. Barber;J. Zhang;A. M. Demchuk;M. D. Hill

  • Low Rates of Acute Recanalization With Intravenous Recombinant Tissue Plasminogen Activator in Ischemic Stroke. Real-World Experience and a Call for Action

    Rohit Bhatia;Michael D. Hill;Nandavar Shobha;Bijoy Menon

  • Full Study Report of Andexanet Alfa for Bleeding Associated with Factor Xa Inhibitors

    Stuart J. Connolly;Mark Crowther;John W. Eikelboom;C. Michael Gibson

  • Site of Arterial Occlusion Identified by Transcranial Doppler Predicts the Response to Intravenous Thrombolysis for Stroke

    Maher Saqqur;Ken Uchino;Andrew M. Demchuk;Carlos A. Molina

  • Scientific Rationale for the Inclusion and Exclusion Criteria for Intravenous Alteplase in Acute Ischemic Stroke: A Statement for Healthcare Professionals From the American Heart Association/American Stroke Association

    Bart M. Demaerschalk;Dawn O. Kleindorfer;Opeolu M. Adeoye;Andrew M. Demchuk

  • Fast assessment of stroke and transient ischaemic attack to prevent early recurrence (FASTER): a randomised controlled pilot trial

    James Kennedy;Michael D Hill;Karla J Ryckborst;Michael Eliasziw

  • CT angiography clot burden score and collateral score: correlation with clinical and radiologic outcomes in acute middle cerebral artery infarct.

    I.Y.L. Tan;A.M. Demchuk;J. Hopyan;L. Zhang

  • Prediction of haematoma growth and outcome in patients with intracerebral haemorrhage using the CT-angiography spot sign (PREDICT): a prospective observational study.

    Andrew M Demchuk;Dar Dowlatshahi;David Rodriguez-Luna;Carlos A Molina

  • Multiphase CT Angiography: A New Tool for the Imaging Triage of Patients with Acute Ischemic Stroke

    Bijoy K. Menon;Christopher D. d’Esterre;Emmad M. Qazi;Mohammed Almekhlafi

Frequent Co-Authors

Michael D. Hill
Michael D. Hill University of Calgary
Mayank Goyal
Mayank Goyal University of Calgary
Tudor G. Jovin
Tudor G. Jovin Cooper University Hospital
Bruce C.V. Campbell
Bruce C.V. Campbell Royal Melbourne Hospital
Keith W. Muir
Keith W. Muir University of Glasgow
David S. Liebeskind
David S. Liebeskind University of California, Los Angeles
Jeffrey L Saver
Jeffrey L Saver University of California, Los Angeles
Ashfaq Shuaib
Ashfaq Shuaib University of Alberta
Charles B. L. M. Majoie
Charles B. L. M. Majoie University of Amsterdam
Joseph P. Broderick
Joseph P. Broderick University of Cincinnati

External Links

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Best Scientists Citing Andrew M. Demchuk

David S. Liebeskind

David S. Liebeskind

University of California, Los Angeles

Publications: 238

Michael D. Hill

Michael D. Hill

University of Calgary

Publications: 159

Gregory W. Albers

Gregory W. Albers

Stanford University

Publications: 155

Jeffrey L Saver

Jeffrey L Saver

University of California, Los Angeles

Publications: 150

Mayank Goyal

Mayank Goyal

University of Calgary

Publications: 146

Mark W. Parsons

Mark W. Parsons

University of New South Wales

Publications: 145

Max Wintermark

Max Wintermark

Stanford University

Publications: 138

Diederik W.J. Dippel

Diederik W.J. Dippel

Erasmus University Rotterdam

Publications: 132

Georgios Tsivgoulis

Georgios Tsivgoulis

National and Kapodistrian University of Athens

Publications: 131

Andrei V. Alexandrov

Andrei V. Alexandrov

University of Tennessee Health Science Center

Publications: 125

Charles B. L. M. Majoie

Charles B. L. M. Majoie

University of Amsterdam

Publications: 125

Stephen M. Davis

Stephen M. Davis

University of Melbourne

Publications: 122

Tudor G. Jovin

Tudor G. Jovin

Cooper University Hospital

Publications: 119

Bruce C.V. Campbell

Bruce C.V. Campbell

Royal Melbourne Hospital

Publications: 115

Albert J. Yoo

Albert J. Yoo

Harvard University

Publications: 107

Craig S. Anderson

Craig S. Anderson

George Institute for Global Health

Publications: 107

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