Alexander C. Poen

Rotterdam, ZH, Netherlands

Last Updated: 09/26/2026

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Found 35 publications

Antibiotic-associated Enterococcus expansion in the gastrointestinal tract precedes infected necrosis in acute necrotizing pancreatitis.

Antibiotic-associated Enterococcus expansion in the gastrointestinal tract precedes infected necrosis in acute necrotizing pancreatitis.

Journal: Gut microbes

Published: May 16, 2026

Algorithm-based care for treating chronic pancreatitis: a nationwide stepped-wedge cluster randomized controlled trial.

Algorithm-based care for treating chronic pancreatitis: a nationwide stepped-wedge cluster randomized controlled trial.

Journal: The American journal of gastroenterology

Published: October 04, 2025

Algorithm-Based Care for Treating Chronic Pancreatitis: A Nationwide Stepped-Wedge Cluster Randomized Controlled Trial.

Algorithm-Based Care for Treating Chronic Pancreatitis: A Nationwide Stepped-Wedge Cluster Randomized Controlled Trial.

Journal: The American journal of gastroenterology

Published: October 04, 2025

Antibiotic treatment for 1 day versus 4-7 days in patients with acute cholangitis after adequate endoscopic biliary drainage (COBRA): study protocol for a randomized controlled trial.

Antibiotic treatment for 1 day versus 4-7 days in patients with acute cholangitis after adequate endoscopic biliary drainage (COBRA): study protocol for a randomized controlled trial.

Journal: Trials

Published: September 11, 2025

Identification of robust associations between admission microbiome profiles and complications of acute pancreatitis.

Identification of robust associations between admission microbiome profiles and complications of acute pancreatitis.

Journal: BMJ open gastroenterology

Published: June 26, 2025

Cost-effectiveness of immediate versus postponed intervention for infected necrotizing pancreatitis: planned secondary analysis of the POINTER trial.

Cost-effectiveness of immediate versus postponed intervention for infected necrotizing pancreatitis: planned secondary analysis of the POINTER trial.

Journal: The British journal of surgery

Published: December 23, 2024

Long-Term Outcomes of Early Surgery vs Endoscopy First in Chronic Pancreatitis: Follow-Up Analysis of the ESCAPE Randomized Clinical Trial.

Long-Term Outcomes of Early Surgery vs Endoscopy First in Chronic Pancreatitis: Follow-Up Analysis of the ESCAPE Randomized Clinical Trial.

Journal: JAMA surgery

Published: November 20, 2024

Development of pancreatic diseases during long-term follow-up after acute pancreatitis: a post-hoc analysis of a prospective multicenter cohort.

Development of pancreatic diseases during long-term follow-up after acute pancreatitis: a post-hoc analysis of a prospective multicenter cohort.

Journal: Journal of gastroenterology and hepatology

Published: August 08, 2023

Long-Term Outcome of Immediate Versus Postponed Intervention in Patients With Infected Necrotizing Pancreatitis (POINTER): Multicenter Randomized Trial.

Long-Term Outcome of Immediate Versus Postponed Intervention in Patients With Infected Necrotizing Pancreatitis (POINTER): Multicenter Randomized Trial.

Journal: Annals of surgery

Published: July 14, 2023

Endoscopic ultrasonography-guided gastroenterostomy versus surgical gastrojejunostomy for palliation of malignant gastric outlet obstruction (ENDURO): study protocol for a randomized controlled trial.

Endoscopic ultrasonography-guided gastroenterostomy versus surgical gastrojejunostomy for palliation of malignant gastric outlet obstruction (ENDURO): study protocol for a randomized controlled trial.

Journal: Trials

Published: May 08, 2023

Diagnostic accuracy of endoscopic ultrasonography-guided tissue acquisition prior to resection of pancreatic carcinoma: a nationwide analysis.

Diagnostic accuracy of endoscopic ultrasonography-guided tissue acquisition prior to resection of pancreatic carcinoma: a nationwide analysis.

Journal: HPB : the official journal of the International Hepato Pancreato Biliary Association

Published: December 21, 2022

Health-related quality of life in patients with primary sclerosing cholangitis: A longitudinal population-based cohort study.

Health-related quality of life in patients with primary sclerosing cholangitis: A longitudinal population-based cohort study.

Journal: Liver international : official journal of the International Association for the Study of the Liver

Published: November 14, 2022

Showing 1-12 of 35

Last Updated: 09/26/2026