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Related Experiment Video

Updated: Feb 4, 2026

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Intracardiac echography for left atrial appendage closure: A step-by-step tutorial.

Luis V Paiva1,2, Marco P Costa1, Sérgio C Barra3

  • 1Hospital Geral, Centro Hospitalar e Universitário de Coimbra, Coimbra, Portugal.

Catheterization and Cardiovascular Interventions : Official Journal of the Society for Cardiac Angiography & Interventions
|October 1, 2018
PubMed
Summary

Intracardiac echography (ICE) offers a practical method for guiding left atrial appendage (LAA) closure. This imaging technique provides feasible procedural guidance, potentially benefiting frail patients during LAA closure interventions.

Keywords:
Intracardiac echocardiographyleft atrial appendagepercutaneous closuretransesophageal echocardiography

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Area of Science:

  • Interventional Cardiology
  • Medical Imaging
  • Cardiac Electrophysiology

Background:

  • Transesophageal echocardiography (TEE) is the standard for left atrial appendage (LAA) closure.
  • Intracardiac echography (ICE) is emerging as a valuable tool for noncoronary interventions.
  • ICE may offer advantages for patients with significant comorbidities.

Purpose of the Study:

  • To present a practical educational guide for using ICE in the left atrium for LAA closure.
  • To highlight the utility and advantages of ICE compared to TEE for LAA closure.
  • To illustrate the procedural steps for percutaneous LAA closure using ICE.

Main Methods:

  • Discussion of the utility of ICE for LAA closure.
  • Comparison of ICE with TEE, including contraindications for TEE.
  • Detailed illustration of the key procedural steps for LAA closure with ICE.

Main Results:

  • ICE provides feasible guidance throughout the percutaneous LAA closure procedure.
  • ICE offers potential workflow improvements and may be better suited for certain patient populations compared to TEE.

Conclusions:

  • Intracardiac echography is a viable imaging modality for left atrial appendage closure.
  • ICE facilitates all procedural steps for percutaneous LAA closure, offering a practical alternative to TEE.