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Prognostic value of platelet indices after acute myocardial infarction treated with primary percutaneous coronary

Tomasz Rechciński1, Aleksandra Jasińska, Jakub Foryś

  • 1Medical University of L odz, Lodz, Poland. tomasz.rechcinski@umed.lodz.pl.

Cardiology Journal
|January 29, 2014
PubMed

Insights

Platelet volume indices like MPV, PDW, and P-LCR predict outcomes in acute myocardial infarction (MI) patients undergoing primary PCI. Higher levels of these indices indicate increased long-term mortality risk.

Area of Science:

  • Cardiology
  • Hematology
  • Clinical Diagnostics

Background:

  • Mean platelet volume (MPV) is a known predictor of outcomes in ST-elevation myocardial infarction (MI) patients treated with primary percutaneous coronary intervention (PCI).
  • Limited data exists on other platelet volume indices, such as platelet distribution width (PDW) and platelet large cell ratio (P-LCR), in this patient population.

Purpose of the Study:

  • To evaluate the prognostic impact of three platelet volume indices (MPV, PDW, P-LCR) on long-term outcomes.
  • To assess their predictive value in patients with acute MI undergoing primary PCI.

Main Methods:

  • A prospective study included 538 patients undergoing primary PCI for acute MI.
  • Blood samples were analyzed for MPV, PDW, and P-LCR at admission.
  • Patients were followed for a mean of 26 months for cardiac death, reinfarction, and revascularization procedures.

Main Results:

  • Higher MPV, PDW, and P-LCR levels were associated with significantly increased 26-month mortality rates.
  • Specifically, high MPV (≥ 11.7 fL) showed 14.6% mortality vs. 5.5% for low MPV (p=0.0008).
  • PDW emerged as an independent predictor of cardiac mortality and composite endpoints.

Conclusions:

  • Admission measurements of MPV, PDW, and P-LCR are robust independent prognostic factors.
  • These platelet indices provide valuable information for risk stratification in acute MI patients treated with primary PCI.
Abstract

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