Trial of the Effect of Timing of Cholecystectomy During Initial Admission for Mild Gallstone Pancreatitis

Inclusion Criteria: * Diagnosis of gallstone pancreatitis. Patients will be considered to have gallstone pancreatitis if they have: 1. upper abdominal pain, nausea, vomiting, and epigastric tenderness 2. absence of ethanol abuse 3. elevated lipase level above the upper limit of normal (\>370 U/L) 4. imaging confirmation of gallstones or sludge * Low predicted mortality using the Bedside Index of Severity in Acute Pancreatitis (BISAP) -Diagnosis of mild pancreatitis (i.e.,no evidence of organ failure or local or systemic complications) * Scheduled for laparoscopic cholecystectomy prior to discharge * Lack of any very strong indicator for choledocholithiasis based on the American Society for Gastrointestinal Endoscopy (ASGE) guidelines * Clinical stability as denoted by admission to a non-monitored floor bed. Exclusion criteria * Pregnancy * Severe preexisting medical comorbidities precluding surgery, organ failure, local or systemic complications of acute pancreatitis * Chronic pancreatitis * Native language other than English and Spanish * Patient refusal to participate