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Related Experiment Video

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Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation

Published on: February 26, 2013

A disappearing left atrial thrombus.

Takashi Matsuyama¹, Ikuo Satoh, Takafumi Akagami

¹Nishinomiya Kyoritsu Neurosurgical Hospital, Department of Laboratory Medicine, Nishinomiya, Japan. matsuyama.takashi@nk-hospital.or.jp

Journal of the American Society of Echocardiography : Official Publication of the American Society of Echocardiography

|February 24, 2009

Summary

Transthoracic echocardiography visualized a migrating left atrial thrombus in an elderly patient with atrial fibrillation. This real-time imaging enabled prompt diagnosis and treatment of cardioembolic stroke, highlighting echocardiography's diagnostic value.

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Area of Science:

Cardiology
Neurology
Diagnostic Imaging

Background:

Atrial fibrillation is a common risk factor for cardioembolic stroke.
Left atrial thrombus formation is a known complication of atrial fibrillation.
Accurate and timely diagnosis of stroke etiology is crucial for effective treatment.

Observation:

A case study involving an elderly patient diagnosed with atrial fibrillation.
Direct visualization of a migrating left atrial thrombus using transthoracic echocardiography.
Real-time observation of the thrombus's left atrial-ventricular-aortic path.

Findings:

Transthoracic echocardiography successfully identified a mobile left atrial thrombus.
The thrombus's migratory path was documented, indicating a high risk of embolism.
The diagnosis facilitated prompt intervention for acute cardioembolic cerebral infarction.

Implications:

This case underscores the critical role of transthoracic echocardiography in diagnosing stroke, particularly in identifying cardiac sources of embolism.
Real-time echocardiographic visualization can guide immediate therapeutic decisions in stroke management.
The findings emphasize the importance of echocardiography in evaluating patients with atrial fibrillation and suspected embolic events.