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Predictors of recurrent acute myocardial infarction despite successful percutaneous coronary intervention

Sang Hun Lee1, Myung Ho Jeong1,2, Joon Ho Ahn1

  • 1Department of Cardiology, Chonnam National University Hospital, Gwangju, Korea.

The Korean Journal of Internal Medicine
|July 11, 2022
PubMed

Insights

Recurrent acute myocardial infarction (AMI) is a risk after initial treatment. Key predictors include diabetes, kidney problems, unusual chest pain, and multivessel disease, identified in a Korean study.

Area of Science:

  • Cardiology
  • Clinical Research
  • Public Health

Background:

  • Recurrent acute myocardial infarction (AMI) poses a significant risk for patients following their first event.
  • Predictors for recurrent AMI after successful percutaneous coronary intervention (PCI) for a first AMI remain unclear.

Purpose of the Study:

  • To identify independent predictors of recurrent AMI in patients who experienced their first AMI and underwent successful PCI.

Main Methods:

  • Analysis of data from 9,869 patients in the Korea Acute Myocardial Infarction Registry-National Institute of Health (November 2011 - October 2015).
  • Inclusion criteria: first AMI, successful PCI during hospitalization.
  • Multivariable logistic regression analysis to determine significant predictors.

Main Results:

  • The cumulative incidence of recurrent AMI after successful PCI was 3.6%.
  • Significant predictors identified: diabetes mellitus, renal dysfunction, atypical chest pain, and multivessel disease.

Conclusions:

  • Diabetes mellitus, renal dysfunction, atypical chest pain, and multivessel disease are independent predictors of recurrent AMI.
  • Findings from a Korean prospective cohort study provide crucial insights for risk stratification and management.
Abstract

Keywords:
Myocardial infarctionPercutaneous coronary interventionRisk factors

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