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Related Concept Videos

Mitral Stenosis III: Medical Management01:26

Mitral Stenosis III: Medical Management

Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...

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Related Experiment Video

Updated: Jul 19, 2026

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation
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Left Atrial Appendage Occlusion: Expanding Indications and New Developments.

Grant W Reed1, Shady Nakhla1, Rhonda Miyasaka1

  • 1Department of Cardiovascular Medicine, Cleveland Clinic, Cleveland, Ohio.

Structural Heart : the Journal of the Heart Team
|February 28, 2025
PubMed
Summary

Percutaneous left atrial appendage occlusion (LAAO) offers a safe alternative to anticoagulation for stroke prevention in atrial fibrillation. This review covers LAAO

Keywords:
AnticoagulationAtrial fibrillationLeft atrial appendage occlusion

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Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Medical Device Technology

Background:

  • Percutaneous left atrial appendage occlusion (LAAO) is guideline-recommended for stroke prevention in nonvalvular atrial fibrillation (NVAF).
  • Advancements in LAAO devices enhance safety and procedural success, expanding potential indications.
  • Growing evidence supports LAAO as an alternative to oral anticoagulation, particularly for high-bleeding risk patients.

Purpose of the Study:

  • To provide a comprehensive review of LAAO, including historical context, recent updates, and future developments.
  • To offer practical guidance for managing patients undergoing LAAO.
  • To highlight evolving therapeutic strategies and procedural considerations.

Main Methods:

  • Review of recent clinical data comparing antiplatelet versus antithrombotic therapy post-LAAO.
  • Analysis of emerging trial data on concomitant LAAO during structural heart and electrophysiology procedures.
  • Discussion of practical considerations for procedural guidance using echocardiography (TEE/ICE).

Main Results:

  • Recent data informs optimal post-LAAO antithrombotic strategies.
  • Concomitant LAAO shows promise during other cardiac interventions.
  • Echocardiographic guidance is crucial for procedural success.

Conclusions:

  • LAAO is a rapidly evolving field with expanding applications and refined management strategies.
  • This review serves as a primer for understanding current and future advances in LAAO.
  • Continued research will further define the role of LAAO in stroke prevention.