Presentation
Left flank pain for a few days.
Patient Data
Age: 40 years
Gender: Male
From the case:
Jackstone bladder calculus
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CT shows a typical star shaped (toy jack) stone in the bladder. Also demonstrates an enlarged prostate and left ureteral calculus causing hydroureteronephrosis.
From the case:
Jackstone bladder calculus
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The toy jack from which this urinary tract calculi gets its name (image courtesy of wikipedia.org).
Case Discussion
Jackstone calculi are associated with urinary stasis or infection and are usually calcium oxalate dihydrate stones.