World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
109
Citations
41349
World Ranking
5814
National Ranking
3119

Ricardo V. Lloyd 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 Ricardo V. Lloyd 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: 552 publications — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Ricardo V. Lloyd 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 Ricardo V. Lloyd 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: 109 D-Index — 72nd percentile

72% of scientists in this discipline score the same or lower.

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

Overview

Ricardo V. Lloyd is affiliated with the University of Wisconsin-Madison in the United States. Their research primarily spans the fields of Medicine and Biochemistry, Genetics and Molecular Biology, with a focus on subfields including Endocrinology, Diabetes and Metabolism, Surgery, Genetics, Cancer Research, and Epidemiology.

Their scholarly work covers a range of topics including Neuroendocrine Tumor Research Advances, Pituitary Gland Disorders and Treatments, Adrenal and Paraganglionic Tumors, Glioma Diagnosis and Treatment, Thyroid Cancer Diagnosis and Treatment, Cancer-related Molecular Mechanisms Research, and Genetic Syndromes and Imprinting.

Lloyd has contributed to numerous publications, including the following recent papers:

  • Data set for the reporting of pheochromocytoma and paraganglioma: explanations and recommendations of the guidelines from the International Collaboration on Cancer Reporting, 2020, Human Pathology
  • Epigenomic and somatic mutations of pituitary tumors with clinical and pathological correlations in 111 patients, 2022, Clinical Endocrinology
  • Ki67 index and mitotic count: Correlation and variables affecting the accuracy of the quantification in endocrine/neuroendocrine tumors, 2020, Annals of Diagnostic Pathology
  • High-risk pituitary adenomas and strategies for predicting response to treatment, 2022, HORMONES
  • Thyroid-stimulating hormone receptor (TSHR) as a target for imaging differentiated thyroid cancer, 2023, Surgery

Frequent co-authors associated with Lloyd's research include:

  • Rong Hu
  • Federica Guaraldi
  • Matteo Zoli
  • Diego Mazzatenta
  • Alberto Righi

They have contributed multiple articles to publication venues such as:

  • Annals of Diagnostic Pathology
  • Endocrine Pathology
  • Head and Neck Pathology
  • Modern Pathology
  • Human Pathology

Best Publications

  • Nomenclature Revision for Encapsulated Follicular Variant of Papillary Thyroid Carcinoma: A Paradigm Shift to Reduce Overtreatment of Indolent Tumors

    Yuri E. Nikiforov;Raja R. Seethala;Giovanni Tallini;Zubair W. Baloch

  • The pathologic classification of neuroendocrine tumors: a review of nomenclature, grading, and staging systems.

    David S. Klimstra;Irvin R. Modlin;Þ Domenico Coppola;Ricardo V. Lloyd

  • p27kip1: a multifunctional cyclin-dependent kinase inhibitor with prognostic significance in human cancers.

    Ricardo V. Lloyd;Lori A. Erickson;Long Jin;Elzbieta Kulig

  • Hyperinsulinemic Hypoglycemia with Nesidioblastosis after Gastric-Bypass Surgery

    Geoffrey B. Thompson;James C. Andrews

  • The North American Neuroendocrine Tumor Society consensus guideline for the diagnosis and management of neuroendocrine tumors: pheochromocytoma, paraganglioma, and medullary thyroid cancer.

    Herbert Chen;Rebecca S. Sippel;M. Sue O'Dorisio;Aaron I. Vinik

  • Poorly differentiated thyroid carcinoma: the Turin proposal for the use of uniform diagnostic criteria and an algorithmic diagnostic approach.

    Marco Volante;Paola Collini;Yuri E. Nikiforov;Atsuhiko Sakamoto

  • Observer variation in the diagnosis of follicular variant of papillary thyroid carcinoma

    Ricardo V Lloyd;Lori A Erickson;Mary B Casey;King Y Lam

  • Menin and MLL cooperatively regulate expression of cyclin-dependent kinase inhibitors

    Thomas A. Milne;Christina M. Hughes;Ricardo Lloyd;Zhaohai Yang

  • Specific endocrine tissue marker defined by a monoclonal antibody.

    Ricardo V. Lloyd;Barry S. Wilson

  • Desmoplastic small round cell tumor: a clinicopathologic, immunohistochemical, and molecular study of 32 tumors.

    Marick E Lae;Patrick C Roche;Long Jin;Ricardo V Lloyd

  • Pituitary carcinoma: a clinicopathologic study of 15 cases.

    Peter J. Pernicone;Bernd W. Scheithauer;Thomas J. Sebo;Kalman T. Kovacs

  • Pathology reporting of neuroendocrine tumors: application of the Delphic consensus process to the development of a minimum pathology data set

    David S. Klimstra;Irvin R. Modlin;N. Volkan Adsay;Runjan Chetty

  • Tumors of the Pituitary Gland

    Ricardo V. Lloyd;Bernd W. Scheithauer;Eva Horvath;Kalman Kovacs

  • Secular Trends in the Presentation and Management of Functioning Insulinoma at the Mayo Clinic, 1987-2007

    Kimberly A. Placzkowski;Adrian Vella;Geoffrey B. Thompson;Clive S. Grant

  • Performance of a Multigene Genomic Classifier in Thyroid Nodules With Indeterminate Cytology: A Prospective Blinded Multicenter Study.

    David L. Steward;Sally E. Carty;Rebecca S. Sippel;Samantha Peiling Yang

  • Prognostic implications of the tall cell variant of papillary thyroid carcinoma.

    Terri L. Johnson;Ricardo V. Lloyd;Norman W. Thompson;William H. Beierwaltes

  • Papillary Thyroid Carcinoma Variants

    Ricardo V. Lloyd;Darya Buehler;Elham Khanafshar

  • THE GLUCAGONOMA SYNDROME : CLINICAL AND PATHOLOGIC FEATURES IN 21 PATIENTS

    Robert A. Wermers;Vahab Fatourechi;Alan G. Wynne;Larry K. Kvols

  • Endoglin (CD105): a review of its role in angiogenesis and tumor diagnosis, progression and therapy.

    Farshad Nassiri;Michael D Cusimano;Bernd W Scheithauer;Fabio Rotondo

  • Leptin and Leptin Receptor Expression in Rat and Mouse Pituitary Cells

    Long Jin;Shuya Zhang;Bartolome G. Burguera;Marta E. Couce

Frequent Co-Authors

Kalman Kovacs
Kalman Kovacs St. Michael's Hospital
Eva Horvath
Eva Horvath University of Toronto
William F. Young
William F. Young Mayo Clinic
Herbert Chen
Herbert Chen University of Alabama at Birmingham
Clive S. Grant
Clive S. Grant Mayo Clinic
Thomas J. Sebo
Thomas J. Sebo Mayo Clinic
Sylvia L. Asa
Sylvia L. Asa Case Western Reserve University
Mauro Papotti
Mauro Papotti University of Turin

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