PMC9825240_01
Abdominal CT axial slices (a) demonstrating a tiny focal calcific density in the right upper quadrant, and coronal slices (b) demonstrating a right upper quadrant intramuscular collection.
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Intra-operative photos demonstrating a small gallstone (a) within the muscular tissue revealing the underlying purulent collection (b) which was drained with complete excision of the capsule (c).
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Within this abscess cavity, a small gallstone was identified, and the indurated tissue and abscess cavity were excised to reduce the risk of contamination and ongoing infection (Fig. 2).