Incidental small bowel malrotation

Case contributed by Chris O'Donnell


Two-month history of abdominal discomfort and swelling.

Patient Data

Age: 65 years
Gender: Female

Routine CT with oral and IV contrast


Scout film showing small bowel loops all to the right of midline and colon to the left. Typical malrotation with the SMA to the right of the SMV (arrow). 

Oblique coronal reconstruction with CBD entering the duodenum to the right of its normal position.

Oblique sagittal reconstruction of the CBD (arrow) showing it entering the duodenum more anteriorly than usual indicating that the duodenum is not in its normal position ie more anterior and to the right

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