Retroperitoneal laparoendoscopic single-site ureterolithotomy versus conventional laparoscopic ureterolithotomy.


BACKGROUND Laparoendoscopic single-site (LESS) surgery through the retroperitoneal approach has been seldom reported. We aimed to evaluate the outcomes of LESS and conventional laparoscopic surgery via the retroperitoneal approach in the management of large, impacted ureteral calculi. METHODS Between November 2011 and July 2013, retroperitoneal LESS… (More)