Case contributed by Pir Abdul Ahad Aziz Qureshi


Right upper quadrant pain. Known cholelithiasis.

Patient Data

Age: 55 years
Gender: Female

Large well-defined rounded calculus projecting over the right 12th rib and upper pole of the right kidney (this is a known large gallstone). Right-sided PCN can also be seen.

Case Discussion

Radiopaque gallstones can be seen on plain x-ray film. They can show the following features:

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