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Assessment of Vascular Function in Patients With Chronic Kidney Disease
08:50

Assessment of Vascular Function in Patients With Chronic Kidney Disease

Published on: June 16, 2014

The association between kidney function, coronary artery disease, and clinical outcome in patients undergoing

Ki Young Na1, Chi Weon Kim, Young Rim Song

  • 1Department of Internal Medicine, Seoul National University Bundang Hospital, Seongnam, Korea.

Journal of Korean Medical Science
|February 6, 2009
PubMed

Insights

Chronic kidney disease (CKD) is linked to increased coronary artery disease (CAD) severity and worse survival. Drug-eluting stents improved outcomes in CKD patients compared to bare metal stents.

Area of Science:

  • Cardiology
  • Nephrology
  • Public Health

Background:

  • Chronic kidney disease (CKD) is a growing public health concern.
  • CKD is associated with increased cardiovascular risk.
  • The interplay between CKD, coronary artery disease (CAD), and treatment outcomes requires further elucidation.

Purpose of the Study:

  • To investigate the association between CKD, CAD severity, and mortality.
  • To compare treatment modalities (PCI, CABG) and stent types in CKD patients undergoing coronary angiography (CAG).
  • To identify prognostic markers in patients with CKD undergoing CAG.

Main Methods:

  • Retrospective review of 3,637 patients undergoing CAG.
  • CKD staging based on estimated glomerular filtration rate (eGFR).
  • Analysis of CAD presence, treatment, stent type, and mortality.

Main Results:

  • CAD prevalence increased with CKD severity (48% in stage 1 to 87% in stage 4).
  • Survival rates diminished with declining renal function.
  • Drug-eluting stents significantly reduced all-cause mortality and myocardial infarction compared to bare metal stents in CKD patients.
  • No significant differences in mortality were observed between medical treatment, PCI, or CABG in CKD patients with eGFR < 60 mL/min/1.73 m(2).

Conclusions:

  • eGFR is a strong independent prognostic marker in patients undergoing CAG.
  • CAD severity progressively increases with worsening renal function.
  • Drug-eluting stents offer improved outcomes for CKD patients undergoing CAD treatment.

Keywords:
Coronary AngiographyCoronary Artery DiseaseDrug-eluting StentsKidney Failure, ChronicMortality

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