Introduction: This study aimed to evaluate whether one-shot dilatation technique is as safe in patients with a history of open-stone surgery as it is in patients without previous open-stone surgery.

Methods: Between January 2007 and February 2015, 82 patients who underwent percutaneous nephrolithotomy (PNL) surgery with one-shot dilation technique who previously had open-stone surgery were retrospectively reviewed and evaluated (Group 1). Another 82 patients were selected randomly among patients who had PNL with one-shot dilation technique, but with no history of open renal surgery (Group 2). Age, gender, type of kidney stone, duration of surgery, radiation exposure time, and whether or not there was any bleeding requiring perioperative and postoperative transfusion were noted for each patient.

Results: The stone-free rates, operation and fluoroscopy time, and peroperative and postoperative complication rates were similar in both groups (p>0.05).

Conclusions: Our experience indicated that PNL with one-shot dilation technique is a reliable method in patients with a history of open-stone surgery.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4840011PMC
http://dx.doi.org/10.5489/cuaj.3301DOI Listing

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Article Synopsis
  • A study was conducted to compare two methods of dilation during percutaneous nephrolithotomy (PCNL) for kidney stones: the conventional sequential Amplatz dilation (SAD) using ten dilators and a new three-shot dilation (3SD) method using only three dilators.
  • The research involved 283 patients and found that the 3SD method significantly reduced fluoroscopy and operation times, with a notable decrease in hemoglobin levels but similar blood transfusion needs between the groups.
  • Both methods had similar stone-free rates, indicating that the 3SD approach is effective for improving efficiency without compromising safety in kidney stone procedures.
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