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Can preoperative clinicoradiological parameters predict the difficulty during laparoscopic retroperitoneal simple
Sumit Gahlawat1, Rajeev Sood1, Umesh Sharma1
1Department of Urology, PGIMER, Dr. RML Hospital, New Delhi, India.
Urology Annals
|May 3, 2018
Summary
History of pyonephrosis and nephrostomy tube presence predict difficulty in laparoscopic retroperitoneal simple nephrectomy (LRSN). These findings aid urologists in selecting patients for this challenging surgical approach.
Area of Science:
- Urology
- Minimally Invasive Surgery
- Surgical Outcomes
Background:
- Retroperitoneal approach is preferred for open nephrectomy, while transperitoneal is favored for laparoscopic nephrectomy.
- Laparoscopic retroperitoneal approach is perceived as difficult to learn and perform by urologists.
- Objective predictors are needed to identify difficulty in laparoscopic retroperitoneal simple nephrectomy (LRSN) for preoperative patient selection.
Purpose of the Study:
- To prospectively identify predictors of intraoperative difficulty during LRSN.
- To objectively define factors associated with challenging LRSN cases.
Main Methods:
- Adult patients undergoing simple nephrectomy for nonfunctioning kidneys were prospectively studied.
- Clinical and radiological parameters, including CT scan assessments, were recorded.
- Intraoperative difficulty was quantified using a difficulty score, operative time, and estimated blood loss to categorize patients into easy and difficult groups.
Main Results:
- 44 patients were analyzed, with 23 in the 'Easy' group and 21 in the 'Difficult' group.
- History of pyonephrosis and the presence of a nephrostomy tube were statistically significant predictors of difficulty.
- Multivariate analysis did not reveal any statistically significant factors.
Conclusions:
- History of pyonephrosis and the presence of a nephrostomy tube are key predictors of difficulty in LRSN.
- These factors can assist in preoperative patient selection for LRSN.
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