Author

Ryosuke Hirai

Institution: Okayama University

Observed institutions: Okayama University, Kurashiki Central Hospital, Okayama University Hospital

ORCID: 0000-0002-3602-9695

Observed ORCID: 0000-0002-3602-9695

OpenAlex ID: A5023640347

Impact of submucosal saline solution injection for cold snare polypectomy of small colorectal polyps: a randomized controlled study

2020 · Yuichi Shimodate, Junya Itakura, et al. · Gastrointestinal Endoscopy · 33

Postoperative Bleeding Risk after Gastric Endoscopic Submucosal Dissection in Patients Receiving a P2Y12 Receptor Antagonist

2022 · Ryosuke Hirai, Seiji Kawano, et al. · Gut and Liver · 14

Feasibility of endoscopic evaluation of Helicobacter pylori infection status by using the Kyoto classification of gastritis in the population‐based gastric cancer screening program: A prospective cohort study

2021 · Ryosuke Hirai, Mami Hirai, et al. · Health Science Reports · 13

Endoscopic evaluation by the Kyoto classification of gastritis combined with serum anti-Helicobacter pylori antibody testing reliably risk-stratifies subjects in a population-based gastric cancer screening program

2023 · Ryosuke Hirai, Mami Hirai, et al. · Journal of Gastroenterology · 10

Acetic Acid-Indigo Carmine Chromocolonoscopy for Proximal Serrated Lesions: A Randomized, 3-Arm Colonoscopy Study

2025 · Hideaki Kinugasa, Sakiko Hiraoka, et al. · The American Journal of Gastroenterology · 7

A case of enterochromaffin-like cell neuroendocrine tumor associated with parietal cell dysfunction which was successfully treated with somatostatin analogue

2022 · Ryosuke Hirai, Ken Haruma, et al. · Clinical Journal of Gastroenterology · 3

小結腸直腸ポリープのコールドスナレポリペクトミーに対する粘膜下食塩液注入の影響:ランダム化比較試験【jst・京大機械翻訳】

2020 · Shimodate Yuichi, Itakura Junya, et al. · Gastrointestinal Endoscopy · 2

Risk of Postoperative Bleeding in Esophageal Endoscopic Submucosal Dissection for Squamous Cell Carcinoma in Patients on Antiplatelet Therapy: A Multicenter Retrospective Study in Japan

2026 · Ryosuke Hirai, Yoichi Yamamoto, et al. · Digestive Endoscopy · 1

Short- and longer-term learning effects from virtual scale endoscopy videos: a useful tool for colorectal lesion size estimation (with videos)

2024 · Ryosuke Hirai, Hideaki Kinugasa, et al. · Gastrointestinal Endoscopy · 1

Familial Case of Gastric Adenocarcinoma and Proximal Polyposis of the Stomach: A Long-Term Endoscopic Observation

2024 · Ryosuke Hirai, Seiji Kawano, et al. · Annals of Internal Medicine Clinical Cases · 1

Methylation analysis of DCC gene in saliva samples is an efficient method for non-invasive detection of superficial hypopharyngeal cancer

2024 · Ryosuke Hirai, Hideaki Kinugasa, et al. · British Journal of Cancer · 1

AIMS65 predicts prognosis of patients with duodenal ulcer bleeding; a comparison with other risk-scoring systems

2020 · Ryosuke Hirai, Yuichi Shimodate, et al. · European Journal of Gastroenterology & Hepatology · 1

Clinical Significance of a Cell‐Of‐Origin‐Based Classification in Pancreatic Ductal Adenocarcinoma

2026 · Tatsuya Kikuchi, Soichiro Ako, et al. · Cancer Science

Su2095: VIRTUAL SCALE ENDOSCOPY AS AN EFFECTIVE TRAINING TOOL FOR COLORECTAL LESION DIAMETER ASSESSMENT: SHORT- AND LONG-TERM OUTCOMES

2025 · Ryosuke Hirai, Hideaki Kinugasa, et al. · Gastroenterology

Deleted in Colorectal Cancer Salivary Methylation Analysis Is a Non-invasive and Useful Method for Screening Patients with Superficial Hypopharyngeal Cancer

2023 · Ryosuke Hirai, Kinugasa Hideaki, et al. · EMJ Gastroenterology

[Endoscopic features of AL amyloidosis:one case of localized upper gastrointestinal amyloidosis].

2019 · Ryosuke Hirai, Yuichi Shimodate, et al. · PubMed

胃esd(抗血栓薬内服例)におけるp-cab(ボノプラザン)の有用性に関する単施設・単アーム前向き研究(umin000029300)

2019 · Hiroshi Takayama, Yamamoto Shumpei, et al.

Works count: 17

Citation count: 87

H-index: 5

I10-index: 4