PMC3350017_01
Abdominal CT scan showing air entrapment in the right colonic wall (marked by arrow), colonic liquid levels resembling colonic obstruction, and suspicion of sigmoidal volvulus.
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fig1
An abdominal CT scan was performed which confirmed colonic obstruction and possible air entrapment in the right colonic wall which was interpreted as caused by sigmoid volvulus (Figure 1).
Barium enema showing diverticulosis (marked by arrow) but no signs of sigmoidal obstruction.
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fig2
A subsequent barium enema could not confirm sigmoid volvulus (Figure 2) or any other kind of lower colonic obstruction.