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A Large Animal Model for Acute Kidney Injury by Temporary Bilateral Renal Artery Occlusion
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Statins and contrast-induced acute kidney injury with coronary angiography

Sumeet Gandhi1, Wassim Mosleh2, Husam Abdel-Qadir3

  • 1Division of Cardiology, McMaster University, Hamilton, Ontario, Canada.

The American Journal of Medicine
|May 24, 2014
PubMed

Insights

Statin therapy effectively reduces the risk of contrast-induced acute kidney injury (AKI) in patients undergoing angiography. Short-term statin use is recommended for individuals at high risk of developing this complication.

Area of Science:

  • Cardiology
  • Nephrology
  • Pharmacology

Background:

  • Contrast-induced acute kidney injury (AKI) is a significant complication following radiocontrast exposure during cardiovascular procedures.
  • Coronary angiography and percutaneous coronary intervention carry a risk of AKI, impacting patient outcomes.

Purpose of the Study:

  • To systematically evaluate the efficacy of pre-procedural statin exposure in preventing contrast-induced AKI.
  • To analyze the impact of statins on AKI risk across different patient populations and dosing strategies.

Main Methods:

  • A comprehensive systematic search identified 15 randomized controlled trials investigating statin use before coronary angiography or percutaneous coronary intervention.
  • Studies were categorized by statin-naïve subjects, chronic users, and prior exposure, with separate analyses for statin/placebo and high-/low-dose comparisons.

Main Results:

  • Statin therapy significantly reduced the risk of contrast-induced AKI compared to placebo (RR 0.63, P=.01).
  • Benefits were observed in high-dose statin trials, statin-naïve patients, and across all studied statins.
  • Subgroup analyses showed statins were beneficial in patients with acute coronary syndromes, diabetes, chronic kidney disease, heart failure, and those receiving >140 mL contrast dye.

Conclusions:

  • Statin therapy is a proven effective strategy for mitigating the risk of contrast-induced AKI.
  • Short-term statin administration should be considered for patients at elevated risk of contrast-induced AKI.
Abstract

Keywords:
CINPCIangiogramatorvastatincontrast-induced acute kidney injurycontrast-induced nephropathycoronary angiographypercutaneous coronary interventionrosuvastatinsimvastatinstatins

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