Effect of Taurine on Portal Hemodynamics in Patients With Advanced Liver Cirrhosis The investigators want to analyze the effect of Taurin on portal hemodynamics in patients with advanced liver cirrhosis.

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Effect of Pioglitazone on Portal and Systemic Hemodynamics in Patients With Advanced Cirrhosis The purpose of this study is to investigate the response to pioglitazone on the hepatic venous pressure gradient and peripheral vascular responsiveness to vasoconstrictors in patients with...

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Seraseal for Endoscopic Hemostasis Patients with active gastrointestinal bleeding can be included. 5ml of SerasealTM/Fastact (Wortham Laboratories, Chattanooga, USA), a CE-certified medical product for in human intraoperati...

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Effect of Virtual Endoscopy Simulator Training on Real Patient Endoscopy Trainees (Residents in internal medicine), naive to real patient endoscopy, will be randomized to receive either 3 weeks/2 hours per day of structured training for a total of 20 hours on t...

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Megachannel Device for Advanced Colonoscopy Megachannel is a newly developed colonic access system allowing rapid and multiple passes of the colonoscope to the right colon. The investigators want to conduct a multinational study to...

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Effect of Vardenafil on Erectile Dysfunction and Portal Hemodynamics in Patients With Liver Cirrhosis The investigators want to analyze the effect of Vardenafil on Erectile Dysfunstion and portal hemodynamics in patients with liver cirrhosis.

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Band Ligation Versus Transjugular Intrahepatic Portosystemic Stent Shunt (TIPS) in Cirrhotics With Recurrent Variceal Bleeding Non Responding to Medical Therapy Patients with liver cirrhoses and recent history of variceal bleeding, with HVPG documented non response to medical therapy with non selective beta blockers +/- mononitrates or variceal re...

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Atropine for Prevention of Dysrhythmias Caused by Percutaneous Ethanol Instillation for Hepatoma Therapy Ultrasound guided percutaneous ethanol injection (PEI) is an established method in the treatment of hepatocellular carcinoma (HCC) and considered a safe procedure with severe complications...

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Value of Von Willebrand Factor in Portal Hypertension In patients with liver cirrhosis elevated levels of von Willebrand factor antigen (vWF-Ag) are found frequently but the clinical significance is unclear. vWF-Ag plays an important role in ...

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