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Study aim
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-Investigating the effect of hydration with a high dose of Ringer's lactate during and after retrograde endoscopic cholangiography(ERCP) on the prevention of post ERCP pancreatitis(PEP); Helping to prevent the occurrence of PEP and its negative consequences
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Design
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Clinical trial with a control group, double-blinded, randomized, on 150 patients
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Settings and conduct
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Eligible patients are randomly divided into 2 groups. Blinding is done in such a way that the person who will randomize people to groups, the endoscopist, the patients, the person who evaluates the results, and the person who analyzes the results do not know any information about the grouping and random assignment of patients in the study groups.
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Participants/Inclusion and exclusion criteria
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Eligibility criteria: ERCP candidate patients who are 18 to 75 years old, patients undergoing ERCP for the first time
Exclusion criteria: age over 75 years, presence of concurrent acute pancreatitis, history of gastrectomy, history of severe cardiovascular, liver, kidney and respiratory diseases or electrolyte disorders
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Intervention groups
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The first group recieve aggressive hydration with Ringer's lactate solution 10 ml/kg of the initial bolus before the ERCP, 3 ml/kg/hr during the ERCP and for 8 hours after ERCP and a bolus of 10 ml per kilogram after ERCP. The second group receive standard hydration with Ringer's lactate solution 1.5 ml/kg/hr during and for 8 hours after procedure.
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Main outcome variables
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The primary end point of the study was the development of post-ERCP pancreatitis؛ and the secondary end point was severity of pancreatitis, hyperamylasemia, and fluid overload.