Steinstrasse - ureteric calculi

Case contributed by Dr Pir Abdul Ahad Aziz Qureshi


Severe left flank pain

Patient Data

Age: 25 years
Gender: Male

Small sized left kidney showing calculus at the lower pole. Multiple small stones lining up in the left ureter.

Case Discussion

Steinstrasse is a possible complication of extracorporeal shock wave lithotripsy (ESWL) for urinary tract calculi, where a column of stone fragments forms that block the ureter. It usually develops 1 day to 3 months after stone fragmentation by ESWL.

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