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Updated: Aug 23, 2025

Endoscopic Ultrasound-Guided Biliary Drainage: Endoscopic Ultrasound-Guided Hepaticogastrostomy in Malignant Biliary Obstruction
Published on: March 25, 2022
Gel immersion endoscopic ultrasonography for ampullary tumors
Haruka Toyonaga1, Toshifumi Kin1, Kosuke Iwano1
1Center for Gastroenterology, Teine Keijinkai Hospital, Hokkaido, Japan.
Abstract:
Toyonaga and colleagues present gel immersion endoscopic ultrasonography for ampullary tumors. They propose that gel immersion endoscopic ultrasonography is usefulness in evaluating of ampurally tumors because it allows clear and stable observation for an extended period with a low filling gel volume without papilla compression of the duodenal papilla.
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