World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
82
Citations
25962
World Ranking
16062
National Ranking
182

Pentti Sipponen 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 Pentti Sipponen 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: 331 publications — 23rd percentile

23% of scientists in this discipline score the same or lower.

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

Pentti Sipponen 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 Pentti Sipponen 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: 82 D-Index — 21st percentile

21% of scientists in this discipline score the same or lower.

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

Overview

Pentti Sipponen is affiliated with the University of Helsinki in Finland. Their research work primarily spans the field of Medicine, with a focus on Surgery, Epidemiology, Gastroenterology, Oncology, and Pulmonary and Respiratory Medicine.

The scientist's recent publications include:

  • Prevalence rates of heathy stomach mucosa, chronic non-atrophic and atrophic gastritis in endoscopic biopsies in adults born in Finland in 1890-1977, 2021, Scandinavian Journal of Gastroenterology
  • When will Helicobacter pylori gastritis disappear in history in Finland?, 2021, Scandinavian Journal of Gastroenterology
  • Risk of gastric carcinoma will be low in generations born at turn of the 20thand 21stcenturies in Finland. Modelling NORDCAN data of the age group specific incidence rates of gastric cancer with PLS-regression and with attention to age ('age effect') and year of the birth ('cohort effect'), 2023, Scandinavian Journal of Gastroenterology
  • Uniformity Between Serological Biomarker Test, Esophago-gastro-duodenoscopy and Biopsy Histology in Triage of Upper Abdominal Symptoms in Gastroscopy Referral Patients, 2025, Anticancer Research

Sipponen's research topics cover a range of gastroenterological and oncological subjects, including:

  • Helicobacter pylori-related gastroenterology studies
  • Eosinophilic Esophagitis
  • Microscopic Colitis
  • Gastroesophageal reflux and treatments
  • Colorectal Cancer Screening and Detection
  • Gastric Cancer Management and Outcomes

The scientist has published predominantly in these venues:

  • Scandinavian Journal of Gastroenterology
  • Anticancer Research

Frequent co-authors collaborating with Sipponen include:

  • Seppo Sarna
  • Ilkka Vohlonen
  • Karri Seppä
  • Panu Hendolin
  • Osmo Suovaniemi

Best Publications

  • The Vienna classification of gastrointestinal epithelial neoplasia

    R J Schlemper;R H Riddell;Y Kato;F Borchard

  • Helicobacter pylori in Peptic Ulcer Disease

    Tadataka Yamada;John G. Searle;Dennis Ahnen

  • Expression of cyclooxygenase-2 in human gastric carcinoma.

    Ari Ristimäki;Niina Honkanen;Heidi Jänkälä;Pentti Sipponen

  • OLGA staging for gastritis: a tutorial

    M Rugge;P Correa;F Di Mario;Emad Munir El-Omar

  • Positive serum antibody and negative tissue staining for Helicobacter pylori in subjects with atrophic body gastritis.

    W.E. Karnes;I.M. Samloff;M. Siurala;M. Kekki

  • Gastric mucosal atrophy: interobserver consistency using new criteria for classification and grading

    M. Rugge;P. Correa;M. F. Dixon;R. Fiocca

  • Diagnostic value of decreasing IgG, IgA, and IgM antibody titres after eradication of Helicobacter pylori

    T U Kosunen;K Seppala;S Sarna;Pentti Ilmari Sipponen

  • Differences in diagnostic criteria for gastric carcinoma between Japanese and Western pathologists

    Ronald J Schlemper;Masayuki Itabashi;Yo Kato;Klaus J Lewin

  • Helicobacter pylori infection and chronic gastritis in gastric cancer.

    P Sipponen;T U Kosunen;J Valle;M Riihelä

  • Role of Helicobacter pylori in the Pathogenesis of Gastritis, Peptic Ulcer and Gastric Cancer

    P Sipponen;H Hyvarinen

  • Favourable effect of an acidified milk (LC-1) on Helicobacter pylori gastritis in man.

    Christian P. Felley;Irène Corthesy-Theulaz;Jose-Luis Blanco Rivero;Pentti Sipponen

  • Helicobacter pylori eradication has the potential to prevent gastric cancer : a state-of-the-art critique

    Peter Malfertheiner;Pentti Sipponen;Michael Naumann;Paul Moayyedi

  • Non-endoscopic diagnosis of atrophic gastritis with a blood test. Correlation between gastric histology and serum levels of gastrin-17 and pepsinogen I: a multicentre study.

    H Väänänen;M Vauhkonen;T Helske;I Kääriäinen

  • The risk of gastric carcinoma and carcinoid tumours in patients with pernicious anaemia. A prospective follow-up study

    A. Kokkola;S.-M. Sjöblom;R. Haapiainen;P. Sipponen

  • Rationale in diagnosis and screening of atrophic gastritis with stomach-specific plasma biomarkers

    Lars Agréus;Ernst J Kuipers;Limas Kupcinskas;Peter Malfertheiner

  • Gastroesophageal reflux disease: prevalence, clinical, endoscopic and histopathological findings in 1,128 consecutive patients referred for endoscopy due to dyspeptic and reflux symptoms.

    Markku Voutilainen;Pentti Sipponen;Jukka-Pekka Mecklin;Matti Juhola

  • Effects of supplemental alpha-tocopherol and beta-carotene on colorectal cancer: results from a controlled trial (Finland)

    Demetrius Albanes;Nea Malila;Philip R. Taylor;Jussi K. Huttunen

  • Comparison of a new tumour marker, CA 19-9, with alpha-fetoprotein and carcinoembryonic antigen in patients with upper gastrointestinal diseases

    Hannu Jalanko;Pentti Ilmari Kuusela;Peter J. Roberts;Pentti Ilmari Sipponen

  • Pathology and molecular biology of gastric cancer.

    Matti Vauhkonen;Hanna Vauhkonen;Pentti Sipponen

  • Histopathology of colorectal carcinomas and adenomas in cancer family syndrome

    Jukka-Pekka Mecklin;Pentti Sipponen;Heikki J. Järvinen;Heikki J. Järvinen

Frequent Co-Authors

Hilpi Rautelin
Hilpi Rautelin Uppsala University
Martti Färkkilä
Martti Färkkilä University of Helsinki
Timo U. Kosunen
Timo U. Kosunen University of Helsinki
Seppo Sarna
Seppo Sarna University of Helsinki
Ari Ristimäki
Ari Ristimäki University of Helsinki
Pauli Puolakkainen
Pauli Puolakkainen University of Helsinki
Raivo Uibo
Raivo Uibo University of Tartu
Jukka-Pekka Mecklin
Jukka-Pekka Mecklin University of Jyväskylä
Pelayo Correa
Pelayo Correa Vanderbilt University
Antti Sajantila
Antti Sajantila University of Helsinki

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