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T

Takao Itoi

The Japanese Society of Gastroenterology

95H-index
1.1KPaper Count
3.6WCitation Count
Published Papers 546
Publication Date
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Evidence-based clinical practice guidelines for peptic ulcer disease 2026
errJournal of Gastroenterology
IF5.5
err2026-08-24
err0
errOAAI
errMitsushige Sugimoto; Tomoari Kamada; Masanori Ito; Junichi Iwamoto; Tadayoshi Okimoto; Shoko Ono; Takeshi Kanno; Toshimi Chiba; Kengo Tokunaga; Sachiyo Nomura; Takahisa Murao; Toshio Watanabe; Daisuke Asaoka; Eri Iwata; Ting Wang; Hideki Ono; Ryo Katsumata; Satoshi Kikuchi; Naoki Konishi; Satoshi Sato; Aya Sunago; Hiromi Sekiguchi; Hourin Cho; Daisuke Chinda; Osamu Dohi; Akinobu Nakata; Akira Higashimori; Yuka Hirashita; Keigo Misawa; Kazuhiro Mizukami; Daisuke Miyamori; Junko Mukohyama; Hideki Mori; Shuhei Yoshida; Jun Watanabe; Kiichi Satoh; Yuji Mizokami; Atsushi Takagi; Yoshifumi Takeyama; Susumu Eguchi; Sumio Watanabe; Hajime Isomoto; Takao Itoi; Satoshi Mochida
errShare
errSave
Evidence-Based Clinical Practice Guidelines for Metabolic Dysfunction–Associated Steatotic Liver Disease (MASLD) 2026
errHepatology Research
IF3.4
err2026-05-12
err0
errOAAI
errNorio Akuta; Tomomi Kogiso; Kenichi Ikejima; Motoyuki Otsuka; Takumi Kawaguchi; Miwa Kawanaka; Hirokazu Takahashi; Nobuharu Tamaki; Hayato Nakagawa; Hayato Hikita; Hideki Fujii; Kanji Yamaguchi; Masato Yoneda; Kazuyoshi Kon; Akira Uchiyama; Yuya Seko; Sadatsugu Sakane; Ryuta Shigefuku; Naoto Fujiwara; Michihiro Iwaki; Takashi Kobayashi; Takuya Adachi; Yasuto Takeuchi; Tsubasa Tsutsumi; Dan Nakano; Kaoru Shibayama; Noriyo Urata; Hisamitsu Miyaaki; Hidekatsu Kuroda; Masahiro Koseki; Hirohito Sone; Yasuhiro Matsubayashi; Keisuke Kakisaka; Atsushi Takai; Kazuo Notsumata; Masataka Seike; Yoshiyuki Takei; Yoshifumi Takeyama; Susumu Eguchi; Sumio Watanabe; Hajime Isomoto; Hiroshi Yotsuyanagi; Takao Itoi; Tetsuo Takehara; Satoshi Mochida
errShare
errSave
Suspected upadacitinib-associated drug hypersensitivity mimicking disease exacerbation in ulcerative colitis
errClinical Journal of Gastroenterology
IF0.9
err2026-01-01
err1
PREAI
errMadarame, Akira; Kanda, Ryoya; Shimizu, Yasuhiro; Itoi, Takao
errShare
errSave
First-in-Human Safety and Efficacy Study on Combination of High-Intensity Focused Ultrasound Sonication and Micellar Nanoparticle-Encapsulated Epirubicin, K-912: A Novel Sonodynamic Therapy for the Treatment of Refractory Abdominal Cancers
errULTRASOUND IN MEDICINE AND BIOLOGY
IF2.6
err2026-01-01
err0
PREAI
errMuragaki, Yoshihiro; Sofuni, Atsushi; Okamoto, Jun; Satoh, Tohru; Iseki, Hiroshi; Ikuta, Soko; Asai, Yasutsugu; Yoshizawa, Shin; Umemura, Shin-ichiro; Itoi, Takao
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errSave
Underwater endoscopic submucosal dissection with gel immersion and red dichromatic imaging for an anastomotic lesion following colon surgery
errENDOSCOPY
IF12.8
err2025-12-01
err1
errOAAI
errMuramatsu, Takahiro; Fukuzawa, Masakatsu; Mizumachi, Midori; Shimai, Satoshi; Yamamoto, Yuki; Takahashi, Reisuke H.; Itoi, Takao
errShare
errSave
Clinical Application of Ultra-Slim Peroral Cholangioscopy for a Giant Common Bile Duct Stone: An Initial Experience
errJOURNAL OF HEPATO-BILIARY-PANCREATIC SCIENCES
IF2.8
err2025-12-01
err0
PREAI
errKanazawa, Yuta; Nagai, Kazumasa; Hirakawa, Noriyuki; Tanaka, Reina; Tonozuka, Ryosuke; Mukai, Shuntaro; Matsunami, Yukitoshi; Itoi, Takao
errShare
errSave
Endoscopic ultrasound-guided transpapillary versus transluminal biliary stenting: randomized comparison of long-term stent patency
errEndoscopy
IF12.8
err2025-12-01
err3
PREAI
errDhir, Vinay; Singh, Vivek Kumar; Lakhtakia, Sundeep; Puri, Rajesh; Rai, Praveer; Pausawasdi, Nonthalee; Tonozuka, Ryosuke; Basha, Jahangeer; Prachayakul, Varayu; Kathuria, Abhishek; Kumar, Pankaj; Itoi, Takao; Reddy, D. Nageshwar
errShare
errSave
A novel underwater endoscopic submucosal dissection via continuous irrigation method for esophageal squamous cell carcinoma with severe fibrosis
errENDOSCOPY
IF12.8
err2025-12-01
err2
errOAAI
errMuramatsu, Takahiro; Fukuzawa, Masakatsu; Naito, Sakiko; Mizumachi, Midori; Shimai, Satoshi; Yorozu, Takashi; Itoi, Takao
errShare
errSave
Underwater endoscopic submucosal dissection via continuous irrigation method and red dichromatic imaging for a rectal cancer with severe fibrosis
errENDOSCOPY
IF12.8
err2025-12-01
err0
PREAI
errMuramatsu, Takahiro; Fukuzawa, Masakatsu; Yamanishi, Fumito; Arashiyama, Makoto; Naruse, Fumi; Enomoto, Ai; Itoi, Takao
errShare
errSave
One-step removal of a migrated biliary plastic stent using a novel long thin dilating balloon catheter
errENDOSCOPY
IF12.8
err2025-12-01
err0
errOAAI
errHirakawa, Noriyuki; Yamamoto, Kenjiro; Tsuchiya, Takayoshi; Tonozuka, Ryosuke; Mukai, Shuntaro; Itoi, Takao
errShare
errSave
Mixed-reality-based education with holographic support before and during ERCP-related procedures
errENDOSCOPY
IF12.8
err2025-12-01
err2
errOAAI
errTanisaka, Yuki; Ryozawa, Shomei; Itoi, Takao; Mizuide, Masafumi; Fujita, Akashi; Watanabe, Ryuichi; Sugimoto, Maki
errShare
errSave
Successful guidewire insertion into the gallbladder facilitated by a mixed-reality-based three-dimensional anatomical model
errENDOSCOPY
IF12.8
err2025-12-01
err0
errOAAI
errTanisaka, Yuki; Ryozawa, Shomei; Itoi, Takao; Mizuide, Masafumi; Fujita, Akashi; Watanabe, Ryuichi; Sugimoto, Maki
errShare
errSave
Initial Experience Using the Over-The-Scope-Grasper for Endoscopic Necrosectomy in Walled-Off Necrosis
errJournal of Hepato-Biliary-Pancreatic Sciences
IF2.8
err2025-11-27
err0
PREAI
errYasunosuke Akita; Kazumasa Nagai; Noriyuki Hirakawa; Reina Tanaka; Ryosuke Tonozuka; Shuntaro Mukai; Yukitoshi Matsunami; Takao Itoi
errShare
errSave
Mortality and cancer risk in patients with chronic pancreatitis in japan: insights into the importance of surveillance for pancreatic cancer
errJournal of Gastroenterology
IF5.5
err2025-11-18
err0
errOAAI
errRyotaro Matsumoto; Kazuhiro Kikuta; Tetsuya Takikawa; Yousuke Nakai; Mamoru Takenaka; Kentaro Oki; Eizaburo Ohno; Ken Ito; Nao Fujimori; Akio Katanuma; Atsuhiro Masuda; Yasuki Hori; Tsukasa Ikeura; Rei Suzuki; Satoshi Yamamoto; Yoshio Sogame; Hiroki Kawashima; Tetsuhide Ito; Kosuke Okuwaki; Takao Itoi; Yukiko Takayama; Akira Nakamura; Shuji Terai; Kazuyuki Matsumoto; Masaki Kuwatani; Masashi Kishiwada; Minoru Shigekawa; Tomoaki Matsumori; Osamu Inatomi; Waku Hatta; Atsushi Irisawa; Michiaki Unno; Yoshifumi Takeyama; Atsushi Masamune
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errSave
Efficacy of Splinting Tube-Assisted Duodenoscope Insertion in Patients with an Inaccessible Major Papilla: A Single-Center Retrospective Study (with video)
errGastrointestinal Endoscopy
IF7.5
err2025-11-08
err0
PREAI
errKento Shionoya; Kenjiro Yamamoto; Kyoko Asano; Takayoshi Tsuchiya; Reina Tanaka; Takao Itoi
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errSave
Clinical outcomes and prognostic significance of endoscopic laryngo-pharyngeal surgery for head and neck squamous cell carcinoma: a retrospective analysis of 111 cases
errSURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES
IF2.7
err2025-11-01
err0
PREAI
errNaito, Sakiko; Yamaguchi, Hayato; Sato, Hiroki; Mizumachi, Midori; Ichimiya, Tadashi; Muramatsu, Takahiro; Kagawa, Yasuyuki; Morise, Takashi; Okamoto, Isaku; Fukuzawa, Masakatsu; Tsukahara, Kiyoaki; Nagao, Toshitaka; Itoi, Takao
errShare
errSave
A case of spontaneous regression of primary hepatic diffuse large B-cell lymphoma
errCLINICAL JOURNAL OF GASTROENTEROLOGY
IF0.9
err2025-11-01
err0
PREAI
errIda, Tomohiro; Takahashi, Hiroshi; Sugimoto, Katsutoshi; Kakegawa, Tatsuya; Takeuchi, Hirohito; Tanigawa, Maki; Nagao, Toshitaka; Itoi, Takao
errShare
errSave
Underwater Endoscopic Submucosal Dissection via Continuous Irrigation Method for a Colorectal Tumor Involving the Appendiceal Orifice
errDIGESTIVE ENDOSCOPY
IF4.7
err2025-11-01
err0
errOAAI
errMuramatsu, Takahiro; Fukuzawa, Masakatsu; Itoi, Takao
errShare
errSave
Significance of the drug-induced lymphocyte stimulation test for various oral mesalamines in ulcerative colitis with mesalamine intolerance
errPLOS ONE
IF2.6
err2025-10-30
err0
PREAI
errMadarame, Akira; Fukuzawa, Masakatsu; Uchida, Kumiko; Ichimiya, Tadashi; Naito, Sakiko; Yamauchi, Yoshiya; Morise, Takashi; Kagawa, Yasuyuki; Muramatsu, Takahiro; Itoi, Takao
errShare
errSave
Novel Plastic Stent With an Integrated Delivery System for Endoscopic Transpapillary Gallbladder Stenting: A Preliminary Feasibility Study (With Video)
errDigestive Endoscopy
IF4.7
err2025-10-21
err0
PREAI
errKazunari Nakahara; Takao Itoi; Junya Sato; Yosuke Igarashi; Yusuke Satta; Akihiro Sekine; Haruka Niwa; Yu Matsuda; Shintaro Kamimukai; Shinjiro Kobayashi; Keisuke Tateishi
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errSave

Research Directions

No research directions
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