From the case:
Gossypiboma
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The case demonstrates a sharply outlined rounded mass lesion at the left lower quadrant of the abdomen with a hypodense core containing multiple air foci,
Case Discussion
The case demonstrates a sharply outlined rounded mass lesion at the left lower quadrant of the abdomen with a hypodense core containing multiple air foci, with history of recent surgical intervention, the appearance is highly suggestive of Gossypiboma.