Laparoscopic transperitoneal and retroperitoneal simple nephrectomy: The impact of etiological factors of the results of surgical treatment.

Objective: This retrospective study compares the perioperative outcomes of laparoscopic simple nephrectomy (LSN) in patients with urinary stone disease (USD) in comparison with LSNs performed for other etiological factors.

Material And Methods: 115 LSNs were identified from the two teaching hospitals' database. Depending on the etiological factors, patients were stratified in 2 groups.