Elevated lipase, especially when more than 3x the reference range, is suspicious for pancreatitis (difficult to see on
ultrasound). Differential diagnosis of pancreatic cyst includes pseudocyst (in the setting of
pancreatitis), sidebranch IPMN, or serous or mucinous cystic neoplasm. MRI/MRCP, as suggested by your GI doc, can help to further characterize.