Is post-PNL nephroscopy necessary? Medical therapy may be better option

May 11, 2004

Second-look nephroscopy following percutaneous nephrolithotomy(PNL) could be supplanted by metabolic evaluation and aggressive medicaltherapy, advise researchers from the Duke University Medical Center. Second-looknephroscopy is currently the gold standard for assessing and achieving stone-freestatus, but the Duke researchers sought to determine whether this additionalprocedure was necessary.