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Perforated sigmoid diverticular disease into the retroperitoneum

Case contributed by Chris O'Donnell
Diagnosis almost certain

Presentation

Known diverticular disease. Now left iliac fossa pain.

Patient Data

Age: 65 years
Gender: Female

AXR: performed to determine...

x-ray

AXR: performed to determine if a bowel obstruction is present

Free gas outling the left psoas muscle.  No features of bowel obstruction.

CT to confirm findings &...

ct

CT to confirm findings & determining underlying cause

Sigmoid perforation with localized gas in the central pelvis entering the retroperitoneum and passing in a cephalad direction adjacent to the left psoas muscle.

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