Initial Experience with Single-Port Nephroureterectomy Shows Shorter Length of Stay Compared to Multi-port: A Report from the Single- Port Advanced Research Consortium

Document Type

Conference Proceeding

Publication Date

8-1-2024

Publication Title

J Endourol

Abstract

Introduction: Upper tract urothelial carcinoma is an uncommon malignancy operatively managed with nephroureterectomy. Perioperative outcomes for robotic approaches have been comparable to laparoscopic and superior to open. This study aims to examine perioperative outcomes in robotic single-port (SP) and multi-port (MP) nephroureterectomy. Methods: We utilized a multi-center, prospective IRB database to select patients who underwent robotic nephroureterectomy between 2017 and 2023. Patient characteristics and perioperative outcomes were compared between groups with Welch twosample t-test, Fisher's exact test, and Wilcoxon rank sum test. Results: Table 1 displays the patient characteristics between the SP and MP cohorts and establishes that there were no significant differences across the groups. Table 2 summarizes the various surgical outcomes between patients who underwent robotic SP or MP nephroureterectomy. Of the 96 identified patients, 85 patients were operated on with a MP approach and 11 underwent a SP approach (88.5% vs 11.5%). Table 2 demonstrates there were no significant differences between the 2 cohorts except for a shorter average length of stay in the SP group compared to the MP group (1.41 days vs. 1.99 days respectively, p = 0.044). Conclusions: Patients who underwent SP nephroureterectomy had no significant difference in perioperative outcomes compared to patients who underwent MP nephroureterectomy. One potential advantage of SP is the decreased average length of stay relative to MP. In our early experience with SP nephroureterectomy, it appears to be safe, feasible and reproducible. Further long term studies are underway as the smaller sample size of the SP robotic approach limits application of the data and warrants additional study.

Volume

38

Issue

S1

First Page

A53

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