• All patients with necrotizing pancreatitis with the following features should be referred to a regional HPB centre for discussion:
    • Greater than 30% necrosis of the pancreas or ANCs on early CT (within seven days of admission)
    • Persisting organ dysfunction for greater than 48 h requiring organ support (e.g. ventilation, renal replacement therapy)
    • Infected WON requiring drainage or necrosectomy, gastric or duodenal outflow obstruction secondary to acute peripancreatic collections, pseudocyst or WON
    • Evidence of haemorrhage on CT