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Cardioscopic detection of left ventricular thrombi. -With special reference to a comparison with left

Yasuto Uchida1, Yasumi Uchida, Takeshi Sakurai

  • 1Department of Cardiology, Toho University Medical Center Ohmori Hospital, Japan. uchiy@ta2.so-net.ne.jp

Circulation Journal : Official Journal of the Japanese Circulation Society
|June 24, 2011
PubMed

Insights

Left ventricular thrombi (LVT) are common in heart disease patients. Cardioscopy, though invasive, is a sensitive method for detecting LVT compared to other imaging techniques.

Area of Science:

  • Cardiology
  • Vascular Medicine
  • Diagnostic Imaging

Background:

  • Left ventricular thrombi (LVT) are a known cause of ischemic cerebral attacks.
  • The incidence of LVT across different heart disease categories remains unclear.

Purpose of the Study:

  • To determine the incidence of LVT in patients with various heart diseases.
  • To compare the diagnostic sensitivity of cardioscopy versus other imaging modalities for LVT detection.

Main Methods:

  • Cardioscopy was performed on 258 patients with heart disease between April 2000 and March 2008.
  • Incidence rates of LVT were analyzed across different cardiac conditions, including stable angina, myocardial infarction, myocarditis, valvular disease, and cardiomyopathies.
  • Detection rates of LVT were compared between cardioscopy, left ventriculography, and echocardiography.

Main Results:

  • Left ventricular thrombi (LVT) were detected in 78 out of 258 patients (30.2%) via cardioscopy.
  • The highest LVT incidence was observed in idiopathic acute myocarditis (61.9%) and idiopathic chronic myocarditis (44.3%).
  • Cardioscopy demonstrated a higher detection rate (30.2%) for LVT compared to left ventriculography (2.7%) and echocardiography (1.9%–7.0%).

Conclusions:

  • Left ventricular thrombi (LVT) are frequently detected in patients with various heart diseases.
  • Cardioscopy, despite being invasive, is a more sensitive diagnostic tool for LVT than non-invasive imaging methods.
Abstract

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