Kazuichi Okazaki
Active 1964–2024
- 146
- Papers
- 29,048
- Citations
- 90
- h-index
- 145
- i10-index
Citations
Citation sources
Countries
Institutions
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
- Kazushige Uchida41
- Terumi Kamisawa39
- Shigeyuki Kawa34
- Tooru Shimosegawa27
- Kenji Notohara21
- Tsutomu Chiba20
- Tsukasa Ikeura19
- Atsushi Masamune18
- Kazuo Inui18
- Atsushi Kanno16
- Kensuke Kubota16
- Makoto Takaoka15
- Takayoshi Nishino14
- Tetsuhide Ito14
- Mitsuhiro Kawano13
- Hiroshi Nakase12
- Suresh T. Chari12
- Yuzo Kodama12
- Hisanori Umehara11
- Takahiro Nakazawa11
- Toshiro Fukui11
- Hirotaka Ohara10
- Isao Nishimori10
- Itaru Naitoh10
All papers
- The 2019 American College of Rheumatology/European League Against Rheumatism classification criteria for IgG4-related disease
Authors: Zachary S. Wallace, Ray Naden, Suresh T. Chari, Hyon K. Choi, Emanuel Della‐Torre, Jean-Francois Dicaire, Phillip A. Hart, Dai Inoue, Mitsuhiro Kawano, Arezou Khosroshahi, Marco Lanzillotta, Kazuichi Okazaki, Cory A. Perugino, Amita Sharma, Takako Saeki, N. Schleinitz, Naoki Takahashi, Hisanori Umehara, Yoh Zen, John H Stone - Annals of the Rheumatic Diseases 2019 cited by 739
- Consensus statement on the pathology of IgG4-related disease
Authors: Vikram Deshpande, Yoh Zen, John K. C. Chan, Eunhee E Yi, Yasuharu Sato, Tadashi Yoshino, Günter Klöppel, J.G. Heathcote, Arezou Khosroshahi, Judith A. Ferry, Rob C. Aalberse, Donald B. Bloch, William R. Brugge, Adrian C Bateman, Mollie N. Carruthers, Suresh T. Chari, Wah Cheuk, Lynn D. Cornell, Carlos Fernández‐del Castillo, David G. Forcione, Daniel L. Hamilos, Terumi Kamisawa, Satomi Kasashima, Shigeyuki Kawa, Mitsuhiro Kawano, Gregory Y. Lauwers, Yasufumi Masaki, Yasuni Nakanuma, Kenji Notohara, Kazuichi Okazaki, 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
- The 2019 American College of Rheumatology/European League Against Rheumatism Classification Criteria for IgG4‐Related Disease
Authors: Zachary S. Wallace, Ray Naden, Suresh T. Chari, Hyon K. Choi, Emanuel Della‐Torre, Jean‐Francois Dicaire, Phil A. Hart, Dai Inoue, Mitsuhiro Kawano, Arezou Khosroshahi, Kensuke Kubota, Marco Lanzillotta, Kazuichi Okazaki, Cory A. Perugino, Amita Sharma, Takako Saeki, Hiroshi Sekiguchi, N. Schleinitz, James R. Stone, Naoki Takahashi, Hisanori Umehara, George Webster, Yoh Zen, John H. Stone - Arthritis & Rheumatology 2019 cited by 658
- The 2020 revised comprehensive diagnostic (RCD) criteria for IgG4-RD
Authors: Hisanori Umehara, Kazuichi Okazaki, Shigeyuki Kawa, Hiroki Takahashi, Hiroshi Gotô, Shoko Matsui, Nobukazu Ishizaka, Takashi Akamizu, Yasuharu Sato, Mitsuhiro Kawano - Modern Rheumatology 2020 cited by 589
- International Consensus Guidance Statement on the Management and Treatment of IgG4‐Related Disease
Authors: Arezou Khosroshahi, Zachary S. Wallace, Jayne Littlejohn Crowe, Takashi Akamizu, Atsushi Azumi, Mollie N. Carruthers, Suresh T. Chari, Emanuel Della‐Torre, Luca Frulloni, Hiroshi Gotô, Phil A. Hart, Terumi Kamisawa, Shigeyuki Kawa, Mitsuhiro Kawano, M. H. Kim, Yuzo Kodama, Kensuke Kubota, Markus M. Lerch, Matthias Löhr, Yasufumi Masaki, Shoko Matsui, Tsuneyo Mimori, Shôji Nakamura, Takahiro Nakazawa, Hitomi Ohara, Kazuichi Okazaki, Jay H. Ryu, Takako Saeki, N. Schleinitz, Akira Shimatsu, 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
- International Consensus Diagnostic Criteria for Autoimmune Pancreatitis
Authors: Tooru Shimosegawa, Suresh T. Chari, Luca Frulloni, Terumi Kamisawa, Shigeyuki Kawa, Mari Mino–Kenudson, Myung-Hwan Kim, Günter Klöppel, Markus M. Lerch, Matthias Löhr, Kenji Notohara, Kazuichi Okazaki, Alexander Schneider, Lizhi Zhang - Pancreas 2011 cited by 1,508
- Comprehensive diagnostic criteria for IgG4-related disease (IgG4-RD), 2011
Authors: Hisanori Umehara, Kazuichi Okazaki, Yasufumi Masaki, Mitsuhiro Kawano, Motohisa Yamamoto, Takako Saeki, Shoko Matsui, Tadashi Yoshino, Shigeo Nakamura, Shigeyuki Kawa, Hideaki Hamano, Terumi Kamisawa, Toru Shimosegawa, Akira Shimatsu, Seiji Nakamura, Tetsuhide Ito, Kenji Notohara, Takayuki Sumida, Yoshiya Tanaka, Tsuneyo Mimori, Tsutomu Chiba, Michiaki Mishima, Toshifumi Hibi∥, Hirohito Tsubouchi, Kazuo Inui, Hirotaka Ohara - Modern Rheumatology 2012 cited by 1,656
- Inebilizumab for Treatment of IgG4-Related Disease
Authors: John H. Stone, Arezou Khosroshahi, Zhang Wen, Emanuel Della‐Torre, Kazuichi Okazaki, Yoshiya Tanaka, Matthias Löhr, N. Schleinitz, Lingli Dong, Hisanori Umehara, Marco Lanzillotta, Zachary S. Wallace, Mikaël Ebbo, George Webster, Francesca Valle, Manu Nayar, Cory A. Perugino, Vinciane Rebours, Xinxin Dong, Yanping Wu, Qing Li, Nishi Rampal, Daniel Cimbora, Emma Culver - New England Journal of Medicine 2024 cited by 122
- An International Multispecialty Validation Study of the IgG4‐Related Disease Responder Index
Authors: Zachary S. Wallace, Arezou Khosroshahi, Mollie D. Carruthers, Cory A. Perugino, Hyon K. Choi, Corrado Campochiaro, Emma Culver, Frank B. Cortazar, Emanuel Della‐Torre, Mikaël Ebbo, Ana D. Fernandes, Luca Frulloni, Phil A. Hart, Ömer Karadağ, Shigeyuki Kawa, Mitsuhiro Kawano, Myung‐Hwan Kim, Marco Lanzillotta, Shoko Matsui, Kazuichi Okazaki, Jay H. Ryu, Takako Saeki, N. Schleinitz, Paula Tanasa, Hisanori Umehara, George Webster, Wen Zhang, John H. Stone - Arthritis Care & Research 2018 cited by 204
- IgG4-related disease in the Japanese population: a genome-wide association study
Authors: Chikashi Terao, Masao Ôta, Takeshi Iwasaki, Masahiro Shiokawa, Shuji Kawaguchi, Katsutoshi Kuriyama, Takahisa Kawaguchi, Yuzo Kodama, Izumi Yamaguchi, Kazushige Uchida, Koichiro Higasa, Motohisa Yamamoto, Kensuke Kubota, Shujiro Yazumi, Kenji Hirano, Yasufumi Masaki, Hiroyuki Maguchi, Tomoki Origuchi, Shoko Matsui, Takahiro Nakazawa, Hideyuki Shiomi, Terumi Kamisawa, Osamu Hasebe, Eisuke Iwasaki, Kazuo Inui, Yoshiya Tanaka, Koh-ichi Ohshima, Takashi Akamizu, Shigeo Nakamura, Seiji Nakamura, 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
- 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: Bénédicte Jaïs, Vinciane Rebours, Giuseppe Malleo, Roberto Salvia, M. Fontana, Laura Maggino, Claudio Bassi, Riccardo Manfredi, Robert A. Moran, Anne Marie Lennon, Atif Zaheer, Christopher L. Wolfgang, Ralph H. Hruban, Giovanni Marchegiani, Carlos Fernández del Castillo, William R. Brugge, Yeonjung Ha, M. H. Kim, Dongwook Oh, Ichiro Hirai, Wataru Kimura, Jin‐Young Jang, S W Kim, Woohyun Jung, Huapyong Kang, Si Young Song, Chang Moo Kang, W J Lee, Stefano Crippa, Massimo Falconi, 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
- Long-term outcomes of autoimmune pancreatitis: a multicentre, international analysis
Authors: Phil A. Hart, Terumi Kamisawa, William R. Brugge, Jae Bock Chung, Emma Culver, László Czakó, Luca Frulloni, Vay Liang W. Go, Thomas M. Gress, Myung-Hwan Kim, Shigeyuki Kawa, Kyu Taek Lee, Markus M. Lerch, Wei‐Chih Liao, Matthias Löhr, Kazuichi Okazaki, Ji Kon Ryu, N. Schleinitz, Kyoko Shimizu, Tooru Shimosegawa, Roy Soetikno, George Webster, Dhiraj Yadav, Yoh Zen, Suresh T. Chari - Gut 2012 cited by 582
- Nationwide epidemiological survey of autoimmune pancreatitis in Japan in 2016
Authors: Collaborators, Atsushi Masamune, Kazuhiro Kikuta, Shin Hamada, Ichiro Tsuji, Yoshifumi Takeyama, Tooru Shimosegawa, Kazuichi Okazaki - Journal of Gastroenterology 2019 cited by 179
- Randomised controlled trial of long-term maintenance corticosteroid therapy in patients with autoimmune pancreatitis
Authors: Atsushi Masamune, Isao Nishimori, Kazuhiro Kikuta, Ichiro Tsuji, Nobumasa Mizuno, Tatsuo Iiyama, Atsushi Kanno, Yuichi Tachibana, Tetsuhide Ito, Terumi Kamisawa, Kazushige Uchida, Hideaki Hamano, Hiroaki Yasuda, Junichi Sakagami, Akira Mitoro, Masashi Taguchi, Yasuyuki Kihara, Hiroyuki Sugimoto, Yoshiki Hirooka, Satoshi Yamamoto, Kazuo Inui, Osamu Inatomi, Akira Andoh, Kazuyuki Nakahara, Hiroyuki Miyakawa, Shin Hamada, Shigeyuki Kawa, Kazuichi Okazaki, Tooru Shimosegawa - Gut 2016 cited by 202
- International consensus for the treatment of autoimmune pancreatitis
Authors: Kazuichi Okazaki, Suresh T. Chari, Luca Frulloni, Markus M. Lerch, Terumi Kamisawa, Shigeyuki Kawa, Myung-Hwan Kim, Philippe Lévy, Atsushi Masamune, George Webster, Tooru Shimosegawa - Pancreatology 2016 cited by 243
- Standard steroid treatment for autoimmune pancreatitis
Authors: T Kamisawa, Tooru Shimosegawa, Kazuichi Okazaki, Tomohiko Nishino, Hiroyuki Watanabe, Atsushi Kanno, Fumihiko Okumura, T. Níshikaẃa, Kyoko Kobayashi, Tamaki Ichiya, Hajime Takatori, Keisuke Yamakita, Kensuke Kubota, Hideaki Hamano, Keiya Okamura, Kenji Hirano, Takamichi Ito, Shigeru B.H Ko, Masako Omata - Gut 2009 cited by 722
- Variants That Affect Function of Calcium Channel TRPV6 Are Associated With Early-Onset Chronic Pancreatitis
Authors: Atsushi Masamune, Hiroshi Kotani, Franziska Lena Sörgel, Jian‐Min Chen, Shin Hamada, Reiko Sakaguchi, Emmanuelle Masson, Eriko Nakano, Yoichi Kakuta, Tetsuya Niihori, Ryo Funayama, Matsuyuki Shirota, Tatsuya Hirano, T. Kawamoto, Hosokoshi Atsuki, Kiyoshi Kume, Lara Unger, Maren Ewers, Helmut Laumen, Peter Bugert, Masayuki Mori, Volodymyr Tsvilovskyy, Petra Weißgerber, Ulrich Kriebs, Claudia Fecher‐Trost, Marc Freichel, Kalliope N. Diakopoulos, Alexandra Berninger, Marina Lesina, Kentaro Ishii, 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
- Treatment escalation and de-escalation decisions in Crohn’s disease: Delphi consensus recommendations from Japan, 2021
Authors: Hiroshi Nakase, Motohiro Esaki, Fumihito Hirai, Taku Kobayashi, Katsuyoshi Matsuoka, Minoru Matsuura, Makoto Naganuma, Masayuki Saruta, Kiichiro Tsuchiya, Motoi Uchino, Kenji Watanabe, Tadakazu Hisamatsu, the TRADE consensus group, Akira Andoh, Shigeki Bamba, Motohiro Esaki, Mikihiro Fujiya, Kitaro Futami, Keisuke Hata, Fumihito Hirai, Sakiko Hiraoka, Tadakazu Hisamatsu, Ryota Hokari, Shunji Ishihara, Soichiro Ishihara, Michio Itabashi, Yoichi Kakuta, Jun Kato, Shingo Kato, Takehiko Katsurada, 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
- 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: Kensuke Kubota, Terumi Kamisawa, Kazuichi Okazaki, Shigeyuki Kawa, Kenji Hirano, Yoshiki Hirooka, Kazushige Uchida, Hideyuki Shiomi, Hirotaka Ohara, Kyoko Shimizu, Norikazu Arakura, Atsushi Kanno, Junichi Sakagami, Takao Itoi, Tetsuhide Ito, Toshiharu Ueki, Takayoshi Nishino, Kazuo Inui, Nobumasa Mizuno, Hitoshi Yoshida, Masanori Sugiyama, Eisuke Iwasaki, Atshishi Irisawa, Toru Shimosegawa, Yoshifumi Takeyama, Tsutomu Chiba - Journal of Gastroenterology 2017 cited by 107
- Recommendations for the nomenclature of IgG4‐related disease and its individual organ system manifestations
Authors: John H. Stone, Arezou Khosroshahi, Vikram Deshpande, John K. C. Chan, J.G. Heathcote, Rob C. Aalberse, Atsushi Azumi, Donald B. Bloch, William R. Brugge, Mollie N. Carruthers, Wah Cheuk, Lynn D. Cornell, Carlos Fernández‐del Castillo, Judith A. Ferry, David G. Forcione, Günter Klöppel, Daniel L. Hamilos, Terumi Kamisawa, Satomi Kasashima, Shigeyuki Kawa, Mitsuhiro Kawano, Yasufumi Masaki, Kenji Notohara, Kazuichi Okazaki, Ji Kon Ryu, Takako Saeki, Dushyant V. Sahani, Yasuharu Sato, Thomas C. Smyrk, James R. Stone, 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
- Chronic inflammation associated with hepatitis C virus infection perturbs hepatic transforming growth factor β signaling, promoting cirrhosis and hepatocellular carcinoma
Authors: Koichi Matsuzaki, Miki Murata, Katsunori Yoshida, Go Sekimoto, Yoshiko Uemura, Noriko Sakaida, Masaki Kaibori, Yasuo Kamiyama, Mikio Nishizawa, Jun–ichi Fujisawa, Kazuichi Okazaki, Toshihito Seki - Hepatology 2007 cited by 289
- Nationwide Epidemiological Survey of Autoimmune Pancreatitis in Japan in 2011
Authors: Atsushi Kanno, Atsushi Masamune, Kazuichi Okazaki, Terumi Kamisawa, Shigeyuki Kawa, Isao Nishimori, Ichiro Tsuji, Tooru Shimosegawa - Pancreas 2015 cited by 176
- Amendment of the Japanese consensus guidelines for autoimmune pancreatitis, 2020
Authors: Kazuichi Okazaki, Shigeyuki Kawa, Terumi Kamisawa, Tsukasa Ikeura, Takao Itoi, Tetsuhide Ito, Kazuo Inui, Atsushi Irisawa, Kazushige Uchida, Hirotaka Ohara, Kensuke Kubota, Yuzo Kodama, Kyoko Shimizu, Ryosuke Tonozuka, Takahiro Nakazawa, Takayoshi Nishino, Kenji Notohara, Yasunari Fujinaga, Atsushi Masamune, Hiroshi Yamamoto, Takayuki Watanabe, Toshimasa Nishiyama, Mitsuhiro Kawano, Keiko Shiratori, Tooru Shimosegawa, Yoshifumi Takeyama - Journal of Gastroenterology 2022 cited by 119
- A novel clinical entity, IgG4-related disease (IgG4RD): general concept and details
Authors: Hisanori Umehara, Kazuichi Okazaki, Yasufumi Masaki, Mitsuhiro Kawano, Motohisa Yamamoto, Takako Saeki, Shoko Matsui, Takayuki Sumida, Tsuneyo Mimori, Yoshiya Tanaka, Kazuo Tsubota, Tadashi Yoshino, Shigeyuki Kawa, Ritsuro Suzuki, Tsutomu Takegami, Naohisa Tomosugi, Nozomu Kurose, Yasuhito Ishigaki, Atsushi Azumi, Masaru Kojima, Shigeo Nakamura, Dai Inoue - Modern Rheumatology 2011 cited by 720
