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High-sensitivity C-reactive protein: clinical importance

Shari S Bassuk1, Nader Rifai, Paul M Ridker

  • 1Division of Preventive Medicine, Brigham and Women's Hospital, Boston, Massachusetts 02115, USA.

Current Problems in Cardiology
|July 20, 2004
PubMed

Insights

High-sensitivity C-reactive protein (hsCRP) is a key inflammation marker. Elevated hsCRP levels indicate higher cardiovascular risk, aiding in predicting heart attack and stroke in various patient groups.

Area of Science:

  • Biomarkers and Cardiovascular Disease
  • Inflammation and Atherosclerosis
  • Clinical Risk Assessment

Background:

  • High-sensitivity C-reactive protein (hsCRP) is a sensitive marker of inflammation.
  • Inflammation plays a crucial role in the development of atherothrombotic diseases.
  • hsCRP has demonstrated prognostic value across diverse clinical scenarios.

Purpose of the Study:

  • To summarize epidemiologic data linking C-reactive protein (CRP) to atherothrombotic disease.
  • To provide clinical guidelines for using hsCRP in cardiovascular risk assessment.
  • To highlight the prognostic significance of hsCRP in both healthy individuals and those with established cardiovascular disease.

Main Methods:

  • Review of epidemiologic studies on CRP and cardiovascular events.
  • Analysis of hsCRP's predictive value across different risk strata.
  • Synthesis of data regarding hsCRP levels and associated cardiovascular risk.

Main Results:

  • hsCRP predicts incident myocardial infarction, stroke, peripheral arterial disease, and sudden cardiac death in healthy individuals.
  • hsCRP provides additional prognostic information beyond traditional risk factors like cholesterol, blood pressure, and metabolic syndrome.
  • hsCRP levels <1 mg/L, 1-3 mg/L, and >3 mg/L are associated with low, moderate, and high cardiovascular risk, respectively.

Conclusions:

  • hsCRP is a valuable biomarker for assessing cardiovascular risk.
  • Clinical guidelines support hsCRP screening for enhanced cardiovascular risk stratification.
  • Understanding hsCRP levels aids in proactive cardiovascular disease management.

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