Randomized trial of thulium laser-assisted tumor bed coagulation versus conventional suture renorrhaphy in laparoscopic partial nephrectomy: impact on perioperative outcomes and fibrosis biomarker response - Summary - MDSpire

Randomized trial of thulium laser-assisted tumor bed coagulation versus conventional suture renorrhaphy in laparoscopic partial nephrectomy: impact on perioperative outcomes and fibrosis biomarker response

  • By

  • Ehab Atallah

  • Abdullah Dawoud

  • Abul-fotouh Ahmed

  • Abdelrahman Ebeid

  • Ahmed Soliman

  • Hassan Abdelazim

  • Awatef Soliman

  • Samar Abdelhamid

  • Aly M. Abdel-karim

  • December 17, 2025

  • 0 min

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Objective:

To compare perioperative, functional (including renal function preservation), and biomarker outcomes (specifically urinary TGF-β1 and MCP-1 levels) between thulium laser-assisted LPN and conventional suture renorrhaphy.

Key Findings:
  • Thulium laser-assisted LPN resulted in a statistically significant reduction in warm ischemia time compared to conventional LPN.
  • Lower levels of urinary fibrosis biomarkers (TGF-β1 and MCP-1) were observed in the thulium laser group, with p-values reported.
  • Overall perioperative outcomes were improved with thulium laser-assisted techniques, including specific metrics.
Interpretation:

Thulium laser-assisted coagulation may provide a safer and more effective alternative to conventional suture renorrhaphy in laparoscopic partial nephrectomy, potentially reducing ischemic injury and fibrosis, as supported by the findings.

Limitations:
  • Small sample size may limit the generalizability of the findings, and potential biases in patient selection should be acknowledged.
  • Short follow-up duration may not capture long-term outcomes, necessitating further studies.
Conclusion:

Thulium laser-assisted LPN is a promising technique that may enhance perioperative outcomes and reduce fibrogenic activity compared to conventional methods.

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