Pancreatic swelling

An increase in pancreatic size, typically due to interstitial edema, inflammatory cell infiltration, and enlargement of the pancreatic parenchyma, most commonly occurring in acute pancretitis.

Causes

• Acute pancreatitis (most common cause)

  • Gallstones

  • Trauma with pancreatic duct injury

  • ERCP

  • Surgery

  • Drugs: Diuretics, antibiotics, chemotherapy

  • Infection: Viral, bacterial, parasite

• Recurrent acute pancreatitis

  • Alcohol-induced

  • Pancreatic tumors causing duct obstruction and secondary inflammation

  • Pancreatic cystic lesions causing ductal obstruction

  • Hypertriglyceridemia

  • Hypercalcemia

• Chronic pancreatitis with acute inflammatory exacerbation

  • Sphincter of Oddi dysfunction

  • Autoimmune pancreatitis

  • Genetic: Cystic fibrosis, hereditary pancreatitis