World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
101
Citations
43457
World Ranking
7888
National Ranking
2

Rayaz A. Malik 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 Rayaz A. Malik 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: 729 publications — 83rd percentile

83% of scientists in this discipline score the same or lower.

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

Rayaz A. Malik 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 Rayaz A. Malik 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: 101 D-Index — 61st percentile

61% of scientists in this discipline score the same or lower.

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

Overview

Rayaz A. Malik is affiliated with Weill Cornell Medical College in Qatar. Their primary field of study is medicine, with a total of 704 publications. Their research spans several subfields, including ophthalmology, public health, environmental and occupational health, physiology, radiology, nuclear medicine and imaging, and endocrinology, diabetes and metabolism.

Their research topics cover a range of areas related to eye health and neurological disorders. Main topics include ocular surface and contact lens, glaucoma and retinal disorders, pain mechanisms and treatments, corneal surgery and disorders, botulinum toxin and related neurological disorders, retinal diseases and treatments, and diabetes management and research.

Notable recent papers authored by Rayaz A. Malik include:

  • Chemotherapy-Induced Peripheral Neuropathy: Epidemiology, Pathomechanisms and Treatment (2021, Oncology and Therapy)
  • Diabetes and Ramadan: Practical guidelines 2021 (2022, Diabetes Research and Clinical Practice)
  • Progress of Advanced Nanomaterials in the Non-Enzymatic Electrochemical Sensing of Glucose and H2O2 (2020, Biosensors)
  • Corneal confocal microscopy identifies corneal nerve fibre loss and increased dendritic cells in patients with long COVID (2021, British Journal of Ophthalmology)
  • Early Detection of Diabetic Peripheral Neuropathy: A Focus on Small Nerve Fibres (2021, Diagnostics)

Frequent publication venues where they have contributed multiple works include:

  • Scientific Reports (16 publications)
  • Diabetes Research and Clinical Practice (15 publications)
  • Journal of the Peripheral Nervous System (11 publications)
  • Journal of Diabetes Investigation (10 publications)
  • Research Square (8 publications)

Collaborations with other researchers are a significant part of their work. Frequent co-authors include:

  • Ioannis N. Petropoulos (107 joint publications)
  • Georgios Ponirakis (94 joint publications)
  • Hoda Gad (68 joint publications)
  • Maryam Ferdousi (60 joint publications)
  • Adnan Khan (52 joint publications)

Rayaz A. Malik has also contributed to the academic literature through book publications. One noted book is Diabetic Neuropathy, published in 2023 by Springer International Publishing.

Best Publications

  • Diabetic Neuropathies: Update on Definitions, Diagnostic Criteria, Estimation of Severity, and Treatments

    Solomon Tesfaye;Andrew J.M. Boulton;Peter J. Dyck;Roy Freeman

  • Diabetic neuropathies: a statement by the American Diabetes Association.

    Andrew J.M. Boulton;Andrew J.M. Boulton;Arthur I. Vinik;Joseph C. Arezzo;Vera Bril

  • Diabetic Neuropathy: A Position Statement by the American Diabetes Association

    Rodica Pop-Busui;Andrew J.M. Boulton;Eva L. Feldman;Vera Bril

  • Diabetic Somatic Neuropathies

    Andrew J.M. Boulton;Rayaz A. Malik;Joseph C. Arezzo;Jay M. Sosenko

  • Prevalence and characteristics of painful diabetic neuropathy in a large community-based diabetic population in the U.K.

    Caroline A. Abbott;Rayaz A. Malik;Ernest R.E. van Ross;Jai Kulkarni

  • Local Inflammation and Hypoxia Abolish the Protective Anticontractile Properties of Perivascular Fat in Obese Patients

    Adam S. Greenstein;Kaivan Khavandi;Sarah B. Withers;Kazuhiko Sonoyama

  • Surrogate markers of small fiber damage in human diabetic neuropathy

    Christian Quattrini;Mitra Tavakoli;Maria Jeziorska;Panagiotis Kallinikos

  • Corneal confocal microscopy: a non-invasive surrogate of nerve fibre damage and repair in diabetic patients

    R. A. Malik;P. Kallinikos;C.A. Abbott;C.H.M. van Schie

  • Diabetic cardiomyopathy: mechanisms, diagnosis and treatment.

    Sajad A. Hayat;Billal Patel;Rajdeep S. Khattar;Rayaz A. Malik

  • Painful diabetic neuropathy: epidemiology, natural history, early diagnosis, and treatment options.

    Aristidis Veves;Miroslav Backonja;Rayaz A. Malik

  • Diabetic Peripheral Neuropathy: Epidemiology, Diagnosis, and Pharmacotherapy.

    Zohaib Iqbal;Shazli Azmi;Rahul Yadav;Maryam Ferdousi

  • Sural nerve pathology in diabetic patients with minimal but progressive neuropathy

    R A Malik;Solomon Tesfaye;P G Newrick;D Walker

  • Microangiopathy in human diabetic neuropathy: relationship between capillary abnormalities and the severity of neuropathy.

    R. A. Malik;P. G. Newrick;A. K. Sharma;A. Jennings

  • Diabetes Dyslipidemia

    Jonathan D. Schofield;Yifen Liu;Prasanna Rao-Balakrishna;Rayaz A. Malik

  • Corneal confocal microscopy: a novel noninvasive test to diagnose and stratify the severity of human diabetic neuropathy.

    Mitra Tavakoli;Cristian Quattrini;Caroline Abbott;Panagiotis Kallinikos

  • Effect of angiotensin-converting-enzyme (ACE) inhibitor trandolapril on human diabetic neuropathy: randomised double-blind controlled trial

    Rayaz A Malik;Sheila Williamson;Caroline Abbott;Anne L Carrington

  • Vascular Structural and Functional Changes in Type 2 Diabetes Mellitus Evidence for the Roles of Abnormal Myogenic Responsiveness and Dyslipidemia

    Ian Schofield;Rayaz Malik;Ashley Izzard;Clare Austin

  • Corneal nerve tortuosity in diabetic patients with neuropathy

    Panagiotis Kallinikos;Michael Berhanu;Clare O'Donnell;Andrew J. M. Boulton

  • General aspects of diabetes mellitus

    Uazman Alam;Omar Asghar;Shazli Azmi;Rayaz A Malik

  • Vascular factors in diabetic neuropathy

    S. Tesfaye;R. Malik;J. D. Ward

Frequent Co-Authors

Nathan Efron
Nathan Efron Queensland University of Technology
Andrew J.M. Boulton
Andrew J.M. Boulton University of Manchester
Ashfaq Shuaib
Ashfaq Shuaib University of Alberta
Solomon Tesfaye
Solomon Tesfaye Royal Hallamshire Hospital
Paul N. Durrington
Paul N. Durrington University of Manchester
Giuseppe Lauria
Giuseppe Lauria University of Milan
Aristidis Veves
Aristidis Veves Beth Israel Deaconess Medical Center
Stephen G. Waxman
Stephen G. Waxman Yale University
Lise Tarnow
Lise Tarnow Steno Diabetes Center
Eva L. Feldman
Eva L. Feldman University of Michigan–Ann Arbor

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