Pancreas CT Appearances
Walled-Off Necrosis (WON) CT Findings
- Mature encapsulated collection of pancreatic and/or peripancreatic necrosis
- > 4 weeks after onset
- Heterogeneous with liquid and non-liquid density within varying degrees of loculation
- Well-defined wall
Other Information About Walled-Off Necrosis (WON)
Etiology:
- Occurs after pancreatitis
Epidemiology:
- Rare
- Anyone with pancreatitis is susceptible to WON
Presentation:
- Often asymptomatic
- Abdominal pain
- Nausea and/or vomiting
- Weight loss
- Jaundice
Prognosis:
- WON should be monitored since it can lead to severe complications
Related Lectures:
MDCT of Acute Pancreatitis Part 1