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Related Experiment Video

Updated: May 19, 2026

5/6 Nephrectomy Using Sharp Bipolectomy Via Midline Laparotomy in Rats
05:34

5/6 Nephrectomy Using Sharp Bipolectomy Via Midline Laparotomy in Rats

Published on: April 4, 2025

Laparoscopic and open partial nephrectomy: complication comparison using the Clavien system.

Jennifer E Reifsnyder1, Ranjith Ramasamy, Casey K Ng

  • 1Department of Urology, New York-Presbyterian Hospital, Weill Cornell Medical College, New York, NY 10065, USA.

JSLS : Journal of the Society of Laparoendoscopic Surgeons
|August 22, 2012
PubMed
Summary

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Laparoscopic partial nephrectomy offers shorter surgery and hospital stays with less blood loss compared to open surgery. Complication rates are similar between the two approaches for kidney cancer treatment.

Area of Science:

  • Urology
  • Surgical Oncology
  • Nephrology

Background:

  • Partial nephrectomy is a standard treatment for renal masses.
  • Standardized systems are crucial for comparing surgical outcomes.
  • Laparoscopic and open approaches present different technical challenges.

Purpose of the Study:

  • To compare postoperative complications between laparoscopic and open partial nephrectomy.
  • To utilize standardized complication and tumor-scoring systems for objective comparison.

Main Methods:

  • Retrospective analysis of 189 patients undergoing elective partial nephrectomy.
  • Inclusion of patients with available nephrometry scores.
  • Data collection on demographics, perioperative factors, and complications.

Related Experiment Videos

Last Updated: May 19, 2026

5/6 Nephrectomy Using Sharp Bipolectomy Via Midline Laparotomy in Rats
05:34

5/6 Nephrectomy Using Sharp Bipolectomy Via Midline Laparotomy in Rats

Published on: April 4, 2025

  • Utilized the modified Clavien scale for grading 30- and 90-day complications.

    • Main Results:

    • Laparoscopic partial nephrectomy (107 patients) showed shorter surgical/hospitalization times and lower estimated blood loss than open partial nephrectomy (82 patients).
    • Open partial nephrectomy patients had higher nephrometry scores (indicating more complex tumors).
    • Overall complication rates were similar, though major complications trended higher in the laparoscopic group (P>.05).
    • Higher BMI and estimated blood loss predicted overall complications.

    Conclusions:

    • Laparoscopic partial nephrectomy demonstrates benefits in reduced operative time, blood loss, and hospital stay.
    • Complication rates are comparable between laparoscopic and open partial nephrectomy.
    • Laparoscopic approach is effective despite potentially more favorable tumor characteristics in this cohort.