Duodenal varices are a rare cause of upper gastrointestinal (GI) bleeding [1–5] and endoscopic management is not standardized [1, 2]. We report the case of a 50-year-old woman with alcoholic cirrhosis who was referred for severe digestive tract bleeding with hematemesis and hemodynamic instability. After medical management, emergency endoscopy (GIF 190, 2.8-mm operating channel; Olympus, Tokyo,...

Introduction: It has been reported the alkaline response of pancreas to duodenal acidification is partly mediated through duodenal release of H2S, but till now the effect of duodenal acidification on gastric H2S release has not been investigated. Therefore, the present study designed to evaluate the effects of duodenal acidification on gastric H2S release and level of mRNA expression of cys...

Bleeding from ectopic varices is rare and accounts for only 1% and 5% of all variceal bleeding. However, once the bleeding starts, it becomes difficult to control and is sometimes fatal. We faced a 65-year-old man with ruptured duodenal varices and injected N-butyl-2-cyanoacrylate into the spurting duodenal varices. As a result, oozing was successfully controlled. Subsequently, the patient rema...

background : helicobacter pylori is a major human gastric for various gastro duodenal diseases.a number of putative virulence factors such as dupa, homb, tnpa have been described. to date,none were found to be significantly associated with specific h. pylori-related diseases (e.g. gastric cancer and duodenal ulcer). methods : the primary aim of this study was to test the h. pylori hrga genotype...