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Some patients who undergo ureteroscopic removal of symptomatic ureteral or kidney stones also have small asymptomatic kidney stones. Because some of those asymptomatic stones eventually will cause symptoms, should they be removed routinely when the symptomatic stone is being treated?
Researchers enrolled 73 patients who were scheduled for removal of a primary symptomatic ureteral or kidney stone, and who also had one or more additional asymptomatic kidney stones (size ≤6 mm). Patients were randomized to ureteroscopic removal of both the symptomatic stone and asymptomatic ipsilateral or contralateral stones (the treatment group) or to ureteroscopic removal of only the primary symptomatic stone (the control group). During mean follow-up of 4 y…