Panagiotis Xiarchos

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BACKGROUND/AIMS Results from studies evaluating needle-knife papillotomy are conflicting. The aim of this retrospective study was to assess the safety and efficacy of needle-knife papillotomy as a precut procedure to achieve biliary access during ERCP. METHODOLOGY During a period of seven years, ERCP was performed 938 times. During this time, needle-knife(More)
This report describes two patients who developed jaundice within two weeks of receiving an amoxycillin-clavulanate potassium combination. Causes of jaundice, other than drug administration, were excluded. The patients' jaundice and clinical symptoms did not respond to stopping the drug. Ursodeoxycholic acid (750 mg/day) led to a prompt and sustained(More)
BACKGROUND/AIMS Traditional bowel preparation before colonoscopy involves lavage with approximately 4L of polyethylene glycol (PEG)-electrolyte solution. Only a few studies have been published evaluating the use of cisapride in routine bowel preparation. METHODOLOGY We conducted a blinded, placebo-controlled trial with the prokinetic agent, cisapride, in(More)
BACKGROUND/AIMS Adverse effects of NSAIDs (nonsteroidal antiinflammatory drugs) on the upper gastrointestinal tract and small intestine are well described. Evidence is also accumulating that implicate NSAIDs in inducing and exacerbating damage in the distal gastrointestinal tract. In this article we describe eight cases of colonic inflammation associated(More)
BACKGROUND/AIMS Acute pancreatitis is the most serious complication of endoscopic retrograde cholangiopancreatography (ERCP) but is not very common. A test that could predict the occurrence of pancreatitis would help to decide whether to discharge a patient after ERCP or not. The aim of this prospective study was to compare the value of serum amylase and(More)