Kazuichi Okazaki

Active 1964–2024

146
Papers
29,048
Citations
90
h-index
145
i10-index

Citations

Citations per year for Kazuichi Okazaki1967: 5 citations1968: 17 citations1969: 17 citations1970: 12 citations1971: 16 citations1972: 21 citations1973: 8 citations1974: 8 citations1975: 11 citations1976: 10 citations1977: 10 citations1978: 2 citations1979: 4 citations1980: 1 citations1981: 5 citations1982: 3 citations1983: 2 citations1984: 5 citations1985: 1 citations1986: 5 citations1987: 6 citations1988: 3 citations1989: 4 citations1990: 5 citations1991: 4 citations1992: 5 citations1993: 6 citations1994: 8 citations1995: 4 citations1996: 1 citations1997: 7 citations1998: 5 citations1999: 10 citations2000: 14 citations2001: 21 citations2002: 27 citations2003: 51 citations2004: 49 citations2005: 80 citations2006: 95 citations2007: 126 citations2008: 130 citations2009: 150 citations2010: 187 citations2011: 172 citations2012: 204 citations2013: 197 citations2014: 247 citations2015: 209 citations2016: 194 citations2017: 182 citations2018: 140 citations2019: 616 citations2020: 717 citations2021: 587 citations2022: 367 citations2023: 270 citations2024: 524 citations2025: 216 citations2026: 5 citations

Citation sources

Countries

World map of the countries and regions citing this authorUnited States: 949 citing papers, 21.3% of this breakdownJapan: 771 citing papers, 17.3% of this breakdownChina: 412 citing papers, 9.3% of this breakdownItaly: 278 citing papers, 6.3% of this breakdownUnited Kingdom: 230 citing papers, 5.2% of this breakdownGermany: 209 citing papers, 4.7% of this breakdownFrance: 138 citing papers, 3.1% of this breakdownCanada: 120 citing papers, 2.7% of this breakdownNetherlands: 118 citing papers, 2.7% of this breakdownSouth Korea: 105 citing papers, 2.4% of this breakdownSpain: 104 citing papers, 2.3% of this breakdownAustralia: 80 citing papers, 1.8% of this breakdown
0%21.3%Other 20.9%

Fields

  • Medicine78.7%
  • Biochemistry, Genetics and Molecular Biology14.2%
  • Immunology and Microbiology2.6%
  • Pharmacology, Toxicology and Pharmaceutics1.7%
  • Neuroscience0.7%
  • Nursing0.5%
  • Other1.6%

Topics

  • IgG4-Related and Inflammatory Diseases12.3%
  • Pancreatitis Pathology and Treatment7.6%
  • Pancreatic and Hepatic Oncology Research6.1%
  • Neuroendocrine Tumor Research Advances5.9%
  • Gastrointestinal disorders and treatments4.8%
  • Gallbladder and Bile Duct Disorders2.5%
  • Other60.8%

Coauthors

All papers

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  1. The 2019 American College of Rheumatology/European League Against Rheumatism classification criteria for IgG4-related disease

    Authors: , , , , , , , , , , , , , , , , , , , - Annals of the Rheumatic Diseases 2019 cited by 739

  2. Consensus statement on the pathology of IgG4-related disease

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Ji Kon Ryu, Takako Saeki, Dushyant V. Sahani, Thomas C. Smyrk, James R. Stone, Masayuki Takahira, George Webster, Motohisa Yamamoto, Giuseppe Zamboni, Hisanori Umehara, John H. Stone - Modern Pathology 2012 cited by 2,577

  3. The 2019 American College of Rheumatology/European League Against Rheumatism Classification Criteria for IgG4‐Related Disease

    Authors: , , , , , , , , , , , , , , , , , , , , , , , - Arthritis & Rheumatology 2019 cited by 658

  4. The 2020 revised comprehensive diagnostic (RCD) criteria for IgG4-RD

    Authors: , , , , , , , , , - Modern Rheumatology 2020 cited by 589

  5. International Consensus Guidance Statement on the Management and Treatment of IgG4‐Related Disease

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Tooru Shimosegawa, Hiroki Takahashi, Masayuki Takahira, Atsushi Tanaka, Mark Topazian, Hisanori Umehara, George Webster, Thomas E. Witzig, Motohisa Yamamoto, Wen Zhang, T. Chiba, John H. Stone - Arthritis & Rheumatology 2015 cited by 1,051

  6. International Consensus Diagnostic Criteria for Autoimmune Pancreatitis

    Authors: , , , , , , , , , , , , , - Pancreas 2011 cited by 1,508

  7. Comprehensive diagnostic criteria for IgG4-related disease (IgG4-RD), 2011

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , - Modern Rheumatology 2012 cited by 1,656

  8. Inebilizumab for Treatment of IgG4-Related Disease

    Authors: , , , , , , , , , , , , , , , , , , , , , , , - New England Journal of Medicine 2024 cited by 122

  9. An International Multispecialty Validation Study of the IgG4‐Related Disease Responder Index

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , - Arthritis Care & Research 2018 cited by 204

  10. IgG4-related disease in the Japanese population: a genome-wide association study

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Takako Saeki, Hisanori Umehara, Tooru Shimosegawa, Nobumasa Mizuno, Mitsuhiro Kawano, Atsushi Azumi, Hiroki Takahashi, Tsuneyo Mimori, Yoichiro Kamatani, Kazuichi Okazaki, Tsutomu Chiba, Shigeyuki Kawa, Fumihiko Matsuda, Atsushi Kanno, Yoshihiro Okabe, Shinji Katsushima, Tetsuro Inokuma, Yukitaka Yamashita, Yoshitaka Nakai, Takayoshi Nishino, Kozo Kajimura, Mitsushige Shibatoge, Naoki Kanda, Akio Ido, Masaya Ohana, Ichiro Moriyama, Hiroshi Tatsuta, Kazuyoshi Matsumura, Keita Fujikawa, Norimoto Gotoh, Takanobu Tsutsumi, Masakazu Shimizu, Kazuya Setoh, Meiko Takahashi, Yasuharu Tabara, Jun Mimura, Takefumi Nakamura, Toshiyuki Kimura, Chiharu Kawanami - The Lancet Rheumatology 2019 cited by 89

  11. Serous cystic neoplasm of the pancreas: a multinational study of 2622 patients under the auspices of the International Association of Pancreatology and European Pancreatic Club (European Study Group on Cystic Tumors of the Pancreas)

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Ilias P. Gomatos, John P. Neoptolemos, Anna Caterina Milanetto, Cosimo Sperti, Claudio Ricci, Riccardo Casadei, Massimiliano Bissolati, Gianpaolo Balzano, Isabella Frigerio, R. Girelli, Myriam Delhaye, Benjamin Bernier, H Wang, Kee‐Taek Jang, Dae Hyun Song, Matthew T. Huggett, Kofi Oppong, L. Pererva, Kostiantyn Kopchak, Marco Del Chiaro, Ralf Segersvärd, L S Lee, Darwin L. Conwell, Alessandro Bersch Osvaldt, Vinicius J. Campos, G Aguero Garcete, Bertrand Napoléon, Ippei Matsumoto, Makoto Shinzeki, Federico Bolado, J M Urman Fernandez, Margaret G. Keane, Stephen P. Pereira, I Araujo Acuna, Eva C. Vaquero, Maria Rachele Angiolini, Alessandro Zerbi, James Tang, Rupert W. Leong, Alex Faccinetto, Giovanni Morana, Maria Chiara Petrone, Paolo Giorgio Arcidiacono, Jong Ho Moon, Hyun Jong Choi, R S Gill, Darren Pavey, Mehdi Ouaïssi, B. Sastre, M. Spandre, C.G. De Angelis, Miguel Ángel Ríos-Vives, Mar Concepción-Martín, Tsukasa Ikeura, Kazuichi Okazaki, Luca Frulloni, O. Messina, Pierre Lévy - Gut 2015 cited by 377

  12. Long-term outcomes of autoimmune pancreatitis: a multicentre, international analysis

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , - Gut 2012 cited by 582

  13. Nationwide epidemiological survey of autoimmune pancreatitis in Japan in 2016

    Authors: , , , , , , , - Journal of Gastroenterology 2019 cited by 179

  14. Randomised controlled trial of long-term maintenance corticosteroid therapy in patients with autoimmune pancreatitis

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , - Gut 2016 cited by 202

  15. International consensus for the treatment of autoimmune pancreatitis

    Authors: , , , , , , , , , , - Pancreatology 2016 cited by 243

  16. Standard steroid treatment for autoimmune pancreatitis

    Authors: , , , , , , , , , , , , , , , , , , - Gut 2009 cited by 722

  17. Variants That Affect Function of Calcium Channel TRPV6 Are Associated With Early-Onset Chronic Pancreatitis

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Takao Itoi, Tsukasa Ikeura, Kazuichi Okazaki, Tom Kaune, Jonas Rosendahl, Masao Nagasaki, Yasuhito Uezono, Hana Algül, Keiko Nakayama, Yoichi Matsubara, Yoko Aoki, Claude Férec, Yasuo Mori, Heiko Witt, Tooru Shimosegawa - Gastroenterology 2020 cited by 121

  18. Treatment escalation and de-escalation decisions in Crohn’s disease: Delphi consensus recommendations from Japan, 2021

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Kazuya Kitamura, Kiyonori Kobayashi, Taku Kobayashi, Kazutaka Koganei, Atsuo Maemoto, Toshiyuki Matsui, Takayuki Matsumoto, Katsuyoshi Matsuoka, Minoru Matsuura, Satoshi Motoya, Masakazu Nagahori, Makoto Naganuma, Yuji Naito, Shiro Nakamura, Hiroshi Nakase, Haruhiko Ogata, Kazuichi Okazaki, Hirotake Sakuraba, Masayuki Saruta, Shinichiro Shinzaki, Ken Sugimoto, Akira Sugita, Yasuo Suzuki, Kenichi Takahashi, Tomohisa Takagi, K Takenaka, Ken Takeuchi, Kiichiro Tsuchiya, Tomoyuki Tsujikawa, Motoi Uchino, Fumiaki Ueno, Kenji Watanabe, Mamoru Watanabe, Takayuki Yamamoto, Kaoru Yokoyama, Atsushi Yoshida, Naoki Yoshimura - Journal of Gastroenterology 2023 cited by 23

  19. Low-dose maintenance steroid treatment could reduce the relapse rate in patients with type 1 autoimmune pancreatitis: a long-term Japanese multicenter analysis of 510 patients

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , - Journal of Gastroenterology 2017 cited by 107

  20. Recommendations for the nomenclature of IgG4‐related disease and its individual organ system manifestations

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Masayuki Takahira, Hisanori Umehara, George Webster, Motohisa Yamamoto, Eunhee S. Yi, Tadashi Yoshino, Giuseppe Zamboni, Yoh Zen, Suresh T. Chari - Arthritis & Rheumatism 2012 cited by 726

  21. Chronic inflammation associated with hepatitis C virus infection perturbs hepatic transforming growth factor β signaling, promoting cirrhosis and hepatocellular carcinoma

    Authors: , , , , , , , , , , , - Hepatology 2007 cited by 289

  22. Nationwide Epidemiological Survey of Autoimmune Pancreatitis in Japan in 2011

    Authors: , , , , , , , - Pancreas 2015 cited by 176

  23. Amendment of the Japanese consensus guidelines for autoimmune pancreatitis, 2020

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , - Journal of Gastroenterology 2022 cited by 119

  24. A novel clinical entity, IgG4-related disease (IgG4RD): general concept and details

    Authors: , , , , , , , , , , , , , , , , , , , , , - Modern Rheumatology 2011 cited by 720