(PCNL) performed in pediatric patients and to compare outcomes of the patients undergoing
primary PCNL with those of patients who had undergone previous open nephrolithotomy.
Materials and methods Between 2000 and 2011, PNL procedures were performed in 123
renal units (RU) of 111 children. We compared RU on which previous open surgery had
been performed (group 1 RU= 26) on the same kidney with RU that had not been involved in …