Pancreatic intra-cystic CA 19-9 dosage in the management of pancreatic cysts: Useful or confounding?

Pancreatic cystic neoplasms (PCN) are being increasingly diagnosed, with an estimated prevalence ranging between 2 and 45% [ [1] European evidence-based guidelines on pancreatic cystic neoplasmsThe European study group on cystic tumours of the pancreas. Gut. 2018; 67: 789-804 PubMed Google Scholar ], because of greater clinical awareness and widespread use of high-resolution cross-sectional...