a) Acute pancreatitis is diagnosed if 2 of the following 3 criteria are met: i) Abdominal pain characteristic of acute pancreatitis ii) Serum lipase/amylase ≥ x3 upper limit of normal iii) Characteristic radiological findings of acute pancreatitis on CECT/MRI/US abdomen, such as homogeneous enhancement of pancreatic parenchyma, standing of peripancreatic fat (1) b) Chronic pancreatitis is diagnosed if characteristic radiological changes are seen on CT/MRI with MRCP (such as pancreatic atrophy, dilated pancreatic duct, pancreatic calcification) (11) or EUS (≥5/9 of Rosement criteria) (12)