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Author

Shiro Oka

Observed names: S Oka, S. Oka
ORCID: 0000-0002-6602-7199
Observed ORCID: 0000-0002-6602-7199
OpenAlex ID: A5113613099
Colonoscopy screening and surveillance guidelines
2021 · Yutaka Saito, Shiro Oka, et al. · Digestive Endoscopy · 177
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Risankizumab for Ulcerative Colitis
2024 · Edouard Louis, Stefan Schreiber, et al. · JAMA · 166
Validation study for development of the Japan NBI Expert Team classification of colorectal lesions
2018 · Mineo Iwatate, Yasushi Sano, et al. · Digestive Endoscopy · 145
The impact of narrow band imaging for colon polyp detection: a multicenter randomized controlled trial by tandem colonoscopy
2012 · Hiroaki Ikematsu, Yutaka Saito, et al. · Journal of Gastroenterology · 83
Next-generation narrow band imaging system for colonic polyp detection: a prospective multicenter randomized trial
2015 · Takahiro Horimatsu, Yasushi Sano, et al. · International Journal of Colorectal Disease · 64
A novel extra-wide-angle–view colonoscope: a simulated pilot study using anatomic colorectal models
2012 · Toshio Uraoka, Shinji Tanaka, et al. · Gastrointestinal Endoscopy · 40
Comparison of the diagnostic performance of NBI, Laser-BLI and LED-BLI: a randomized controlled noninferiority trial
2022 · Takuma Higurashi, Keiichi Ashikari, et al. · Surgical Endoscopy · 32
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Efficacy of autofluorescence imaging for flat neoplasm detection: a multicenter randomized controlled trial (A-FLAT trial)
2018 · Yoji Takeuchi, Manabu Sawaya, et al. · Gastrointestinal Endoscopy · 28
Current status and future perspectives of endoscopic diagnosis and treatment of diminutive colorectal polyps
2014 · Takahisa Matsuda, Hiroshi Kawano, et al. · Digestive Endoscopy · 28
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Prophylactic clip closure in preventing delayed bleeding after colorectal endoscopic submucosal dissection in patients on anticoagulants: a multicenter retrospective cohort study in Japan
2024 · Kazunori Takada, Naohisa Yoshida, et al. · Endoscopy · 27
Guidelines for standardizing cleansing and disinfection of gastrointestinal endoscopes
2019 · Ryuichi Iwakiri, Kiyohito Tanaka, et al. · Digestive Endoscopy · 22
Diagnostic Ability and Safety of Repeated Pancreatic Juice Cytology Using an Endoscopic Nasopancreatic Drainage Catheter for Pancreatic Ductal Adenocarcinoma: A Multicenter Prospective Study
2023 · Shinya Nakamura, Yasutaka Ishii, et al. · Diagnostics · 17
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Production and Partial Characterization of Antibody to Cord Factor (Trehalose 6,6′‐Dimycolate) in Mice
1999 · Nagatoshi Fujiwara, Shiro Oka, et al. · Microbiology and Immunology · 16
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Relapse rate and predictors of relapse after cessation of glucocorticoid maintenance therapy in type 1 autoimmune pancreatitis: a multicenter retrospective study
2023 · Yusuke Kiyoshita, Yasutaka Ishii, et al. · BMC Gastroenterology · 13
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Improved visibility of colorectal flat tumors using image‐enhanced endoscopy
2015 · Shiro Oka, Naoto Tamai, et al. · Digestive Endoscopy · 13
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Diagnostic ability of linked color imaging in ultraslim endoscopy to identify neoplastic lesions in the upper gastrointestinal tract
2022 · Ken Haruma, Mototsugu Kato, et al. · Endoscopy International Open · 12
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Diagnosis of sessile serrated adenomas/polyps using endocytoscopy (with videos)
2016 · Yuichi Mori, Shin‐ei Kudo, et al. · Digestive Endoscopy · 12
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Nationwide epidemiological survey of acute pancreatitis in Japan, 2021: the impact of the COVID-19 pandemic and revised clinical guidelines
2025 · Yuichi Tanaka, Atsushi Masamune, et al. · Journal of Gastroenterology · 11
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Clinical Features and Genomic Characterization of Post-Colonoscopy Colorectal Cancer
2020 · Hidenori Tanaka, Yuji Urabe, et al. · Clinical and Translational Gastroenterology · 8
Superficial Type Serrated Adenoma in Ulcerative Colitis Resected by Endoscopic Submucosal Dissection
2005 · Shinji Tanaka, Shiro Oka, et al. · Digestive Endoscopy · 8
Performance evaluation of a computer‐aided polyp detection system with artificial intelligence for colonoscopy
2023 · Akiko Chino, Daisuke Ide, et al. · Digestive Endoscopy · 7
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Can surveillance colonoscopy be discontinued in an elderly population with diminutive polyps?
2019 · Hidenori Tanaka, Shiro Oka, et al. · Journal of the Anus Rectum and Colon · 7
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High-grade pancreatic intraepithelial neoplasia diagnosed based on changes in magnetic resonance cholangiopancreatography findings: A case report
2024 · Nao Furuya, Atsushi Yamaguchi, et al. · World Journal of Clinical Cases · 6
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An Endoscopic image Classifier Using Deep Learning Considering Progression of Colorectal Cancer
2022 · Daisuke Katayama, Yongfei Wu, et al. · International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC) · 6
The Significance of Histopathological Findings on Clinical Outcomes in Endoscopic Papillectomy with Endocut
2023 · Sayaka Miyamoto, Masahiro Serikawa, et al. · Journal of Clinical Medicine · 5
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Works count: 65
Citation count: 986
H-index: 13
I10-index: 18
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