Presentation
Lower abdominal pain. Difficult urination. History of recurrent urinary tract infection.
Patient Data
Age: 15 years
Gender: Male
From the case:
Bladder calculus
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Large well-defined smoothly-marginated slightly elongated radiopaque stone overlying the bladder.
After correction of contrast, it easier to see the stone's lamellated structure in the second image, including lamination of the stone.