From the case: Retained gallstone

Small focal round...
Axial C+ portal venous phase
Small focal round/oval densities in the hepatorenal recess (Morison's pouch), slightly hyperdense compared to the liver.
System: Hepatobiliary
Modality: CT (C+ portal venous phase)

- “ Patient was status post cholecystectomy about one year ago and had continued right abdominal pain. Multiple follow up abdominal CTs were performed...”

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