Ryuichi Yamamoto

Tokyo, Japan

Last Updated: 09/26/2026

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Found 35 publications

Relative survival among cancer survivors enrolled in private cancer insurance in Japan, using the internal insurance-enrolled population as the reference.

Relative survival among cancer survivors enrolled in private cancer insurance in Japan, using the internal insurance-enrolled population as the reference.

Journal: International journal of clinical oncology

Published: April 10, 2025

Successful conversion of percutaneous transhepatic gallbladder drainage to endoscopic ultrasound-guided hepaticogastrostomy combined with antegrade stenting for a malignant distal biliary obstruction due to invasive intraductal papillary mucinous carcinoma: a case report.

Successful conversion of percutaneous transhepatic gallbladder drainage to endoscopic ultrasound-guided hepaticogastrostomy combined with antegrade stenting for a malignant distal biliary obstruction due to invasive intraductal papillary mucinous carcinoma: a case report.

Journal: Journal of medical case reports

Published: March 26, 2025

Optimizing short-term antibiotic treatment in patients with acute cholangitis: study protocol for an open-label randomized controlled trial (the BOLT-P3 trial).

Optimizing short-term antibiotic treatment in patients with acute cholangitis: study protocol for an open-label randomized controlled trial (the BOLT-P3 trial).

Journal: Trials

Published: August 20, 2024

Usefulness of unwinding the colonoscope shaft loop via the universal cord for colorectal endoscopic resections.

Usefulness of unwinding the colonoscope shaft loop via the universal cord for colorectal endoscopic resections.

Journal: Clinical case reports

Published: June 17, 2024

A New Self-Expandable Metallic Stent with Low Axial Force and a High Axial Force Zero-Border Shows a Very Low Perforation Rate in Malignant Colorectal Obstruction: A Japanese Multicenter Prospective Study.

A New Self-Expandable Metallic Stent with Low Axial Force and a High Axial Force Zero-Border Shows a Very Low Perforation Rate in Malignant Colorectal Obstruction: A Japanese Multicenter Prospective Study.

Journal: Journal of clinical medicine

Published: May 12, 2024

Comparison of endoscopic ultrasound-guided drainage and percutaneous drainage combined with minocycline sclerotherapy for symptomatic hepatic cysts: A retrospective study.

Comparison of endoscopic ultrasound-guided drainage and percutaneous drainage combined with minocycline sclerotherapy for symptomatic hepatic cysts: A retrospective study.

Journal: Medicine

Published: March 29, 2024

Incision Technique for Flattening the Elevated Mucosa due to Excess Local Injection During Colorectal Endoscopic Submucosal Dissection.

Incision Technique for Flattening the Elevated Mucosa due to Excess Local Injection During Colorectal Endoscopic Submucosal Dissection.

Journal: ACG case reports journal

Published: February 08, 2024

Data-Sharing Gateway System Design for Large-Scale Medical Information Collection with Distributed EMR Storage.

Data-Sharing Gateway System Design for Large-Scale Medical Information Collection with Distributed EMR Storage.

Journal: Studies in health technology and informatics

Published: June 08, 2022

Splenic Abscess due to a Perforated Duodenal Ulcer Successfully Treated with Endoscopic Ultrasound-Guided Transgastric Drainage.

Splenic Abscess due to a Perforated Duodenal Ulcer Successfully Treated with Endoscopic Ultrasound-Guided Transgastric Drainage.

Journal: Case reports in gastroenterology

Published: March 17, 2022

Utility of remnant liver volume for predicting posthepatectomy liver failure after hepatectomy with extrahepatic bile duct resection.

Utility of remnant liver volume for predicting posthepatectomy liver failure after hepatectomy with extrahepatic bile duct resection.

Journal: BJS open

Published: September 29, 2020

Implementation of a Secured Cross-Institutional Data Collection Infrastructure by Applying HL7 FHIR on an Existing Distributed EMR Storages.

Implementation of a Secured Cross-Institutional Data Collection Infrastructure by Applying HL7 FHIR on an Existing Distributed EMR Storages.

Journal: Studies in health technology and informatics

Published: July 02, 2020

A Prospective Multicenter Study of Partially Covered Metal Stents in Patients Receiving Neoadjuvant Chemotherapy for Resectable and Borderline Resectable Pancreatic Cancer: BTS-NAC Study.

A Prospective Multicenter Study of Partially Covered Metal Stents in Patients Receiving Neoadjuvant Chemotherapy for Resectable and Borderline Resectable Pancreatic Cancer: BTS-NAC Study.

Journal: Gut and liver

Published: August 30, 2019

Showing 1-12 of 35

Last Updated: 09/26/2026