Patients admitted in the Emergency Department with the clinical suspicion of acute pancreatitis will be processed through the history, physical examination and laboratory findings. The diagnosis of acute pancreatitis is established by the presence of 2 of the 3 following criteria: typical abdominal pain, serum amylase and / or lipase greater than three times the upper limit of normal, and characteristic findings from abdominal imaging. Patients will be informed about the study protocol and the possible risks and adverse events, after which they will be asked to accept participation in the study. Acceptance of participation will be confirmed by signed informed consent.