Presentation
Three days history of severe right abdominal pain. No history of trauma.
Patient Data
There is a saccular outpouching arising from the second part of duodenum (D2) with a wall defect in continuity with an extraluminal collection of gas and food debris in the retro-and paraduodenal spaces extending to the hepatic flexure with adjacent free fluid, fat stranding and thickening of the lateroconal and anterior renal fascias.
Case Discussion
CT features of a perforated duodenal diverticulum. At surgery, the perforation was at the posterior wall of the diverticulum.
Duodenal diverticula are very common, found in up to 23% of asymptomatic patients.
Potential complications are rare and include:
- duodenal diverticulitis
- hemorrhage
- perforation
- abscess formation
- biliary duct obstruction - Lemmel syndrome