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Hemostatic abnormalities in patients with congestive heart failure: diagnostic significance and clinical challenge

C J Davis1, P A Gurbel, W A Gattis

  • 1Sinai Center for Thrombosis Research, Sinai Hospital, Baltimore, MD 21215, USA.

International Journal of Cardiology
|October 31, 2000
PubMed

Insights

Congestive heart failure (CHF) involves complex hemostatic abnormalities. This review explores platelet activation, thrombin generation, and fibrinolysis in CHF, assessing anticoagulant and antiplatelet therapy potential.

Area of Science:

  • Cardiology
  • Hematology
  • Pathophysiology

Background:

  • Congestive heart failure (CHF) remains a leading cause of morbidity and mortality.
  • Current understanding of CHF pathophysiology heavily relies on neurohormonal mechanisms.
  • Pharmacologic interventions like ACE inhibitors and beta-blockers have improved outcomes, but consensus on anticoagulants/antiplatelets is lacking.

Purpose of the Study:

  • To review current knowledge on hemostatic abnormalities in CHF patients.
  • To discuss platelet activation, thrombin generation, fibrinolysis, and endothelial dysfunction in CHF.
  • To evaluate the potential role of anticoagulants and antiplatelet agents in managing these abnormalities.

Main Methods:

  • Literature review of studies on hemostasis in congestive heart failure.
  • Analysis of research on platelet function, coagulation, and fibrinolysis in CHF.
  • Examination of clinical trial data and observational studies regarding anticoagulant/antiplatelet therapy in CHF.

Main Results:

  • CHF is associated with altered hemostasis, suggesting a prothrombotic state.
  • Mechanisms include platelet activation, increased thrombin generation, and impaired fibrinolysis.
  • Endothelial dysfunction also plays a role in the hemostatic imbalance of CHF.

Conclusions:

  • The prothrombotic state in CHF may contribute to disease pathogenesis and progression.
  • Anticoagulant and/or antiplatelet agents warrant further investigation for their potential therapeutic role.
  • Targeting hemostatic abnormalities could offer new strategies for managing congestive heart failure.

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