World's Best Scientists 2026 revealed!
Geoffrey A. Donnan

Geoffrey A. Donnan

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Medicine
Australia
2023

D-Index & Metrics

Medicine

D-Index
155
Citations
119567
World Ranking
936
National Ranking
26

Geoffrey A. Donnan 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 Geoffrey A. Donnan 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: 611 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: 1,076 publications — 96th percentile

96% of scientists in this discipline score the same or lower.

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

Geoffrey A. Donnan 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 Geoffrey A. Donnan 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: 400 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: 155 D-Index — 95th percentile

95% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2023 - Research.com Medicine in Australia Leader Award
  • 2015 - Fellow of the Australian Academy of Health and Medical Science

Overview

Geoffrey A. Donnan is affiliated with the University of Melbourne in Australia and specializes primarily in the field of Medicine. Their research contributions span across several key subfields, including Epidemiology, Neurology, Rehabilitation, Pulmonary and Respiratory Medicine, and Internal Medicine.

The main topics covered in Geoffrey A. Donnan's research include:

  • Acute Ischemic Stroke Management
  • Stroke Rehabilitation and Recovery
  • Cerebrovascular and Carotid Artery Diseases
  • Venous Thromboembolism Diagnosis and Management
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Intracerebral and Subarachnoid Hemorrhage Research
  • Antiplatelet Therapy and Cardiovascular Diseases

Among their recent published papers are:

  • Global Stroke Statistics 2019, 2020, International Journal of Stroke
  • Global Stroke Statistics 2022, 2022, International Journal of Stroke
  • Effect of Intravenous Tenecteplase Dose on Cerebral Reperfusion Before Thrombectomy in Patients With Large Vessel Occlusion Ischemic Stroke, 2020, JAMA
  • 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, 2022, The Lancet
  • The state of stroke services across the globe: Report of World Stroke Organization-World Health Organization surveys, 2021, International Journal of Stroke

Frequent co-authors working alongside Geoffrey A. Donnan include:

  • Stephen M. Davis
  • Leonid Churilov
  • Bruce Campbell
  • Mark Parsons
  • Nawaf Yassi

Geoffrey A. Donnan's research is regularly published in high-impact venues with multiple contributions, notably:

  • Stroke
  • International Journal of Stroke
  • Neurology
  • European Stroke Journal
  • The Lancet Neurology

In recognition of their work, Geoffrey A. Donnan was awarded the title of Fellow of the Australian Academy of Health and Medical Science in 2015.

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

  • Endovascular Therapy for Ischemic Stroke with Perfusion-Imaging Selection

    B. C. V. Campbell;L. Churilov;N. Yassi;B. Yan

  • Randomised trial of a perindopril-based blood-pressure-lowering regimen among 6105 individuals with previous stroke or transient ischaemic attack

    S. MacMahon;B. Neal;C. Tzourio;A. Rodgers

  • Randomised double-blind placebo-controlled trial of thrombolytic therapy with intravenous alteplase in acute ischaemic stroke (ECASS II)

    Werner Hacke;Markku Kaste;Cesare Fieschi;Rüdiger von Kummer

  • Association of outcome with early stroke treatment: pooled analysis of ATLANTIS, ECASS, and NINDS rt-PA stroke trials

    Werner Hacke;Geoffrey Donnan;Cesare Fieschi;Markku Kaste

  • Effect of treatment delay, age, and stroke severity on the effects of intravenous thrombolysis with alteplase for acute ischaemic stroke: a meta-analysis of individual patient data from randomised trials

    Jonathan Emberson;Kennedy R Lees;Patrick Lyden;Lisa Blackwell

  • Time to treatment with intravenous alteplase and outcome in stroke: an updated pooled analysis of ECASS, ATLANTIS, NINDS, and EPITHET trials.

    Kennedy R Lees;Erich Bluhmki;Rüdiger von Kummer;Thomas G Brott

  • 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

  • Carotid artery stenting compared with endarterectomy in patients with symptomatic carotid stenosis (International Carotid Stenting Study): an interim analysis of a randomised controlled trial

    Jörg Ederle;Joanna Dobson;Joanna Dobson;Roland L. Featherstone;Leo H. Bonati;Leo H. Bonati

  • 1,026 Experimental treatments in acute stroke

    Victoria E O'Collins;Malcolm R Macleod;Geoffrey A Donnan;Laura L Horky

  • Aspirin and extended-release dipyridamole versus clopidogrel for recurrent stroke

    Ralph L. Sacco;Hans-Christoph Diener;Salim Yusuf;Daniel Cotton

  • Effects of alteplase beyond 3 h after stroke in the Echoplanar Imaging Thrombolytic Evaluation Trial (EPITHET): a placebo-controlled randomised trial.

    Stephen M Davis;Geoffrey A Donnan;Mark W Parsons;Christopher Levi

  • Telmisartan to prevent recurrent stroke and cardiovascular events.

    Salim Yusuf;Salim Yusuf;Hans-Christoph Diener;Ralph L. Sacco;Daniel Cotton

  • Effect of Aspirin on Cardiovascular Events and Bleeding in the Healthy Elderly

    John J. McNeil;Rory Wolfe;Robyn L. Woods;Andrew M. Tonkin

  • Activated Macrophages and Microglia Induce Dopaminergic Sprouting in the Injured Striatum and Express Brain-Derived Neurotrophic Factor and Glial Cell Line-Derived Neurotrophic Factor

    Peter E. Batchelor;Gabriel T. Liberatore;John Y. F. Wong;Michelle J. Porritt

  • A randomized trial of tenecteplase versus alteplase for acute ischemic stroke.

    Mark Parsons;Neil Spratt;Andrew Bivard;Bruce Campbell

  • Prediction of stroke outcome with echoplanar perfusion- and diffusion-weighted MRI

    P. A. Barber;D. G. Darby;P. M. Desmond;Q. Yang

  • Effect of aspirin on all-cause mortality in the healthy elderly

    John J. McNeil;Mark R. Nelson;Robyn L. Woods;Jessica E. Lockery

  • Inactive and Alone Physical Activity Within the First 14 Days of Acute Stroke Unit Care

    Julie Bernhardt;Helen M Dewey;Helen M Dewey;Amanda G Thrift;Amanda G Thrift;Geoffrey A Donnan;Geoffrey A Donnan

  • Tenecteplase versus Alteplase before Thrombectomy for Ischemic Stroke

    Bruce C.V. Campbell;Peter J. Mitchell;Leonid Churilov;Nawaf Yassi

Frequent Co-Authors

Stephen M. Davis
Stephen M. Davis University of Melbourne
Bruce C.V. Campbell
Bruce C.V. Campbell Royal Melbourne Hospital
Mark W. Parsons
Mark W. Parsons University of New South Wales
Christopher R. Levi
Christopher R. Levi John Hunter Hospital
Amanda G. Thrift
Amanda G. Thrift Monash University
Patricia Desmond
Patricia Desmond University of Melbourne
John J McNeil
John J McNeil Monash University
Gregory W. Albers
Gregory W. Albers Stanford University
Craig S. Anderson
Craig S. Anderson George Institute for Global Health
Werner Hacke
Werner Hacke Heidelberg University

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