Akinobu Koiwai

Sendai, Japan

Last Updated: 09/26/2026

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Found 26 publications

Applying Artificial Intelligence Technologies to Detect Pancreatic Ductal Adenocarcinoma Using Routine Laboratory Tests: A Pilot Study with the Aid of Machine Learning Suitable for a Small Data Analysis.

Applying Artificial Intelligence Technologies to Detect Pancreatic Ductal Adenocarcinoma Using Routine Laboratory Tests: A Pilot Study with the Aid of Machine Learning Suitable for a Small Data Analysis.

Journal: Internal medicine (Tokyo, Japan)

Published: May 06, 2026

A novel endoscopic plastic stent exchange technique using a loop cutter in malignant afferent loop obstruction: a method applicable to various pancreatobiliary situations.

A novel endoscopic plastic stent exchange technique using a loop cutter in malignant afferent loop obstruction: a method applicable to various pancreatobiliary situations.

Journal: Endoscopy

Published: April 24, 2026

Clinical Outcomes of Multi-Hole Covered Self-Expandable Metal Stents for Malignant Distal Biliary Obstruction: A Retrospective Comparative Study With an Exploratory Evaluation of 6-mm Devices.

Clinical Outcomes of Multi-Hole Covered Self-Expandable Metal Stents for Malignant Distal Biliary Obstruction: A Retrospective Comparative Study With an Exploratory Evaluation of 6-mm Devices.

Journal: DEN open

Published: April 21, 2026

A Case of Refractory Peptic Ulcer with Choledochoduodenal Fistula Successfully Treated by Biliary Stent Placement Using an Ultrathin Endoscopic Rendezvous Technique: A Case Report.

A Case of Refractory Peptic Ulcer with Choledochoduodenal Fistula Successfully Treated by Biliary Stent Placement Using an Ultrathin Endoscopic Rendezvous Technique: A Case Report.

Journal: DEN open

Published: February 02, 2026

Transpapillary Penetration of an Ampullary Tumor by a Migrated ERBD Tube.

Transpapillary Penetration of an Ampullary Tumor by a Migrated ERBD Tube.

Journal: ACG case reports journal

Published: January 23, 2026

Simultaneous Placement of Three Thin-Delivery Multi-Hole Self-Expandable Metallic Stents for Malignant Hilar Biliary Obstruction Using a Large-Channel Duodenoscope.

Simultaneous Placement of Three Thin-Delivery Multi-Hole Self-Expandable Metallic Stents for Malignant Hilar Biliary Obstruction Using a Large-Channel Duodenoscope.

Journal: DEN open

Published: November 10, 2025

Rare complication of plastic endoscopic retrograde biliary drainage stent placement: bile duct perforation.

Rare complication of plastic endoscopic retrograde biliary drainage stent placement: bile duct perforation.

Journal: Clinical endoscopy

Published: October 23, 2025

A Case of Multiple Metastases in the Gastric Wall Due to Needle Tract Seeding after Endoscopic Ultrasound-Guided Tissue Acquisition for Pancreatic Tail Cancer.

A Case of Multiple Metastases in the Gastric Wall Due to Needle Tract Seeding after Endoscopic Ultrasound-Guided Tissue Acquisition for Pancreatic Tail Cancer.

Journal: Surgical case reports

Published: September 18, 2025

A Novel Technique of Overtube-assisted Ultrathin Endoscopic Biliary Drainage Using Multi-Hole Self-Expandable Metal Stents: A Case Report.

A Novel Technique of Overtube-assisted Ultrathin Endoscopic Biliary Drainage Using Multi-Hole Self-Expandable Metal Stents: A Case Report.

Journal: DEN open

Published: September 07, 2025

Obstructive jaundice caused by a giant common hepatic artery aneurysm.

Obstructive jaundice caused by a giant common hepatic artery aneurysm.

Journal: Clinical endoscopy

Published: August 27, 2025

Edoxaban-induced enterocolitis: The first case report demonstrating distinct endoscopic and histological features.

Edoxaban-induced enterocolitis: The first case report demonstrating distinct endoscopic and histological features.

Journal: DEN open

Published: March 17, 2025

Peribiliary Gland Hyperplasia That Required Differentiation from Extrahepatic Bile Duct Cancer: A Case Report.

Peribiliary Gland Hyperplasia That Required Differentiation from Extrahepatic Bile Duct Cancer: A Case Report.

Journal: Case reports in gastroenterology

Published: August 18, 2023

Showing 1-12 of 26

Last Updated: 09/26/2026