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Murine Renal Transplantation Procedure
18:48

Murine Renal Transplantation Procedure

Published on: July 10, 2009

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Outcomes of Coronary Artery Bypass Grafting for Asymptomatic Patients Referred for Renal Transplant

Enoch J Wong1, Connor M McDonald1, Elizabeth Thomas2

  • 1Department of Cardiothoracic Surgery, Joe R. and Teresa Lozano Long School of Medicine, University of Texas Health San Antonio, San Antonio, Texas, USA.

Clinical Transplantation
|March 4, 2025
PubMed

Insights

Coronary artery bypass grafting (CABG) for asymptomatic coronary artery disease (CAD) in renal transplant candidates shows low transplant rates. While CABG impacts survival differently over time, its benefit in this population requires further investigation.

Area of Science:

  • Cardiology
  • Nephrology
  • Transplantation Surgery

Background:

  • Optimal management of incidental coronary artery disease (CAD) in renal transplant candidates remains undefined.
  • This study investigates transplant and survival outcomes for patients undergoing coronary artery bypass grafting (CABG) for asymptomatic CAD.

Purpose of the Study:

  • To evaluate the effectiveness of CABG in improving renal transplant rates and patient survival.
  • To compare survival outcomes against US Renal Data System (USRDS) predicted life expectancy.

Main Methods:

  • Retrospective review of 86 patients undergoing CABG solely for renal transplant facilitation across four centers.
  • Exclusion of patients with symptoms or acute coronary syndrome (ACS).
  • Analysis of renal transplant success and survival using Kaplan-Meier curves and log-rank testing.

Main Results:

  • Successful renal transplant achieved in 19.8% of patients.
  • CABG was associated with worse 1-year, similar 5-year, and better 8-year survival compared to USRDS predictions (p=0.027).
  • Survival for non-transplanted patients was similar to USRDS predictions (p=0.94).

Conclusions:

  • Renal transplant rates are low in Stage V CKD patients with asymptomatic CAD undergoing CABG.
  • The survival benefit of surgical revascularization in this cohort needs further study.
  • Improved patient selection and multidisciplinary efforts are crucial for enhancing transplantation rates.
Abstract

Keywords:
coronary artery diseasekidney diseaserecipient selection

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