• 1 – Laparoscopic lower pole left kidney resection (duplicated left collecting system and ureter with reflux nephropathy, hydronephrosis and stones) (A. Białeta, A. Kołodziej)

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2 – Laparoscopic upper pole left kidney resection (duplication pelvo-calyceal system with hydro-pyonephrosis) (A. Białeta, Ł. Lizut)