Case: 116

Closed Loop Obstruction

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History: 83 yo male s/p trauma
Solution: Interesting case of a closed loop obstruction in a patient with a misleading history out of the ER. Turns out that he was found moaning and in pain and seemed to have fallen. Thus the history of \"trauma\". The scan does show free fluid which might lead you to believe that there is a solid organ injury, but none was present. However, there was an isolated grouping of small bowel with dilatation and poor mucosal enhancement, consistent with a closed loop obstruction. The free fluid raises concern for possible rupture and the infiltration of the mesenteric fat reflects at least venous congestion and possible arterial compromise as well. This patient went directly to surgery and had a closed loop obstruction secondary to an adhesion with dead bowel, but no rupture.

Incidentally noted was an annular pancreas.

Questions

Based upon the imaging findings, the best next step is:
  • Delayed images
  • Supportive care
  • Surgery
  • Antibiotics
The most likely mechanism for the pathology is blunt trauma to the abdomen.
False
Two part question. Give the most likely diagnosis and an interesting incidental finding.
Closed loop bowel obstruction. Annular pancreas.