Researchers in China recently reported on a prospective, randomized study comparing the effect of different shock wave delivery rates on outcomes in patients with unilateral kidney stones.

The study of 206 patients, which was published online ahead of print in the Journal of Urology, showed that 60 shocks per minute resulted in significantly better treatment outcomes than 120 shocks per minute, especially for stones larger than 10 mm.

The slower rate, however, was associated with a significant increase in acute renal injury markers, although the clinical implication was unclear, the researchers noted. Renal & Urology News would like to know urologists’ preferences regarding shock wave delivery rates, so please answer the following poll question.

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When performing shock wave lithotripsy to treat kidney stones, which shock wave delivery rate do you usually use?
Leave a comment below to explain your choice.