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Updated: Oct 11, 2025

Endoscopic Ultrasound-Guided Biliary Drainage: Endoscopic Ultrasound-Guided Hepaticogastrostomy in Malignant Biliary Obstruction
Published on: March 25, 2022
[Interventional endoscopy in hepatico-pancreatico-biliary disease]
Emanuel Burri1, Christian Ansprenger1
1Gastroenterologie und Hepatologie, Medizinische Universitätsklinik, Kantonsspital Baselland, Liestal.
Interventional endoscopy offers advanced diagnostics and treatments for hepatico-pancreatico-biliary diseases. Novel techniques like endoscopic retrograde cholangiography-guided therapies and endoscopic ultrasound (EUS)-guided drainage improve patient outcomes.
Area of Science:
- Gastroenterology
- Interventional Endoscopy
- Hepatico-Pancreatico-Biliary (HPB) Disease
Background:
- Interventional endoscopy has significantly advanced in treating hepatico-pancreatico-biliary diseases.
- Novel endoscopic tools enhance diagnostic capabilities, including direct visualization and targeted biopsy of the biliary and pancreatic ducts.
Purpose of the Study:
- To provide an overview of emerging endoscopic techniques for hepatico-pancreatico-biliary diseases.
- To highlight advancements in diagnosis, treatment, and management of complex biliary and pancreatic conditions.
Main Methods:
- Direct visualization via cholangioscopy for gallstone lithotripsy.
- Endoscopic ultrasound (EUS)-guided interventions, including lumen-apposing metal stent insertion for malignant biliary obstruction and transgastric drainage.
- Catheter-based therapies like radiofrequency ablation and photodynamic therapy guided by endoscopic retrograde cholangiography.
Main Results:
- Improved diagnostic accuracy through direct visualization and targeted biopsy.
- Successful management of complex gallstones using cholangioscopy-guided lithotripsy.
- Effective extraanatomical access and drainage in cases of altered anatomy or failed traditional stenting.
- Feasible local tumor therapy and pancreatic duct drainage using advanced endoscopic techniques.
Conclusions:
- Novel endoscopic techniques offer significant improvements in managing hepatico-pancreatico-biliary diseases.
- These methods provide effective solutions for complex cases, including malignant obstruction, altered anatomy, and chronic pancreatitis.
- Interventional endoscopy is a rapidly evolving field with expanding applications in HPB disease.
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