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Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques
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Value of contrast echocardiography for left ventricular thrombus detection postinfarction and impact on

Hans-Marc J Siebelink1, Arthur J H A Scholte, Nico R Van de Veire

  • 1Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands. h.j.siebelink@lumc.nl

Coronary Artery Disease
|October 31, 2009
PubMed

Insights

Contrast echocardiography improves left ventricular (LV) thrombus detection in post-infarction patients when conventional methods are inconclusive. This enhanced diagnostic accuracy significantly impacts antithrombotic therapy decisions.

Area of Science:

  • Cardiovascular Imaging
  • Interventional Cardiology

Background:

  • Conventional echocardiography often yields inconclusive results for left ventricular (LV) thrombus detection post-myocardial infarction.
  • Contrast echocardiography offers potential for improved diagnostic accuracy and therapeutic guidance.

Purpose of the Study:

  • To evaluate the diagnostic value of contrast echocardiography for LV thrombus detection in post-infarction patients.
  • To assess the impact of contrast echocardiography findings on antithrombotic therapy selection.

Main Methods:

  • A cohort of 156 post-infarction patients who underwent contrast echocardiography in addition to conventional echocardiography was analyzed.
  • Changes in antithrombotic therapy based on contrast echocardiography results were recorded.

Main Results:

  • Contrast echocardiography rendered inconclusive conventional studies conclusive in all cases, confirming LV thrombus in 14 patients and absence in 109.
  • In patients with suspected LV thrombus, contrast echocardiography confirmed it in 20 (61%) and ruled it out in 13 (39%).
  • Overall, LV thrombus was confirmed in 34 patients, leading to an upgrade in antithrombotic therapy (e.g., to oral anticoagulants) in 68% of these cases.

Conclusions:

  • Contrast echocardiography is valuable for detecting LV thrombus in post-infarction patients when conventional methods are inconclusive.
  • It effectively differentiates true thrombus from artifacts and influences antithrombotic treatment strategies, improving patient management.
Abstract

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