PMC5107658_01
KUB and intravenous urography films showing a stone with a 14 mm diameter in right renal pelvis.
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Intravenous urography confirmed the findings in ultrasonography with dilated calices and infundibulum (Fig. 1).
Surgical equipment used in mini-percutaneous nephrolithotomy.
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For tract dilatation, operation, and lithotripsy, a 16.5F single step dilatator (Karl Storz, Germany), a mini nephroscope with a distal diameter of 12F (Karl Storz) (Fig. 2), and a combined pneumatic and ultrasonographic lithotriptor (Swiss LithoClast ; EMS, Switzerland) were used.