Related Experiment Video
Updated: May 13, 2026
07:30
Robot-Assisted Kidney Transplantation
Published on: July 19, 2021
A comparison of robotic, laparoscopic and open partial nephrectomy
Steven M Lucas1, Matthew J Mellon, Luke Erntsberger
1Department of Urology, IN University School of Medicine, Indianapolis, IN, USA.
JSLS : Journal of the Society of Laparoendoscopic Surgeons
|March 15, 2013
Summary
Robotic, laparoscopic, and open partial nephrectomy (OPN) show similar renal function preservation and complication rates. Open partial nephrectomy offers faster operative and ischemia times but results in greater blood loss and longer hospital stays.
Area of Science:
- Urology
- Surgical Oncology
Background:
- Partial nephrectomy is a key treatment for kidney tumors.
- Limited comparative data exists for robotic (RPN), laparoscopic (LPN), and open (OPN) partial nephrectomy, particularly when controlling for confounding factors.
- This study addresses this gap by comparing perioperative outcomes across these three surgical approaches.
Purpose of the Study:
- To compare the perioperative outcomes of robotic partial nephrectomy (RPN), laparoscopic partial nephrectomy (LPN), and open partial nephrectomy (OPN).
- To control for key variables including tumor size, patient age, sex, and nephrometry score in the comparison.
- To evaluate differences in blood loss, operative time, ischemia time, renal function, and complication rates.
Main Methods:
- A retrospective review of 96 partial nephrectomy procedures (27 RPN, 15 LPN, 54 OPN) performed between March 2003 and March 2010.
- Matching of 2 OPN cases for each RPN based on tumor size, patient age, sex, and nephrometry score.
- Comparison of perioperative outcomes including blood loss, operative time, warm and cold ischemia times, and complication rates.
Main Results:
- All procedures demonstrated similar median tumor size, nephrometry scores, and preoperative glomerular filtration rates.
- Open partial nephrectomy (OPN) had significantly higher blood loss (250 mL) and longer hospital stays (3.0 days) compared to RPN and LPN (100 mL, 2.0 days).
- OPN also exhibited shorter operative times (147 min) and warm ischemia times (12.0 min) than RPN (190 min) and LPN (195 min). Renal function decline and complication rates were comparable across the groups.
Conclusions:
- Robotic, laparoscopic, and open partial nephrectomy yield similar outcomes regarding renal function preservation and complication rates.
- Open partial nephrectomy is associated with increased blood loss and a longer hospital stay.
- The choice of surgical approach should consider the trade-offs between operative efficiency and potential for increased morbidity.
