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Updated: Jan 31, 2026

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Update on left atrial appendage closure for neurologists.

Karl Georg Haeusler1, Luciano A Sposato2, Marek Grygier3

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European Stroke Journal
|January 30, 2026
PubMed
Summary

Many atrial fibrillation patients undertreated with anticoagulation can benefit from left atrial appendage closure (LAAC). This minimally invasive procedure offers an alternative for stroke prevention in high-risk individuals.

Keywords:
atrial fibrillationbleedingleft atrial appendage closurestroke prevention

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Area of Science:

  • Cardiology
  • Neurology
  • Medical Devices

Background:

  • Many atrial fibrillation (AF) patients requiring thromboembolic protection are undertreated with oral anticoagulation (OAC).
  • Direct oral anticoagulants (DOACs) offer improved safety over vitamin K antagonists but haven't resolved undertreatment.
  • Reasons for OAC discontinuation include bleeding, adherence issues, or drug aversion.

Purpose of the Study:

  • To provide an updated perspective on left atrial appendage closure (LAAC) for neurologists and stroke physicians.
  • To summarize current evidence on indications, benefits, complications, and limitations of LAAC.
  • To guide clinicians in considering LAAC as an alternative to OAC.

Main Methods:

  • Review of current evidence on percutaneous LAAC.
  • Focus on procedural safety improvements and clinical outcomes.
  • Guideline-based perspective on LAAC indications and limitations.

Main Results:

  • LAAC has demonstrated significant improvements in procedural safety.
  • LAAC is increasingly favored for thromboembolic prevention in specific AF patient groups.
  • LAAC serves as a viable alternative for patients unsuitable for or intolerant to OAC.

Conclusions:

  • LAAC is a crucial therapeutic option for AF patients with contraindications or high risk with OAC.
  • Neurologists and stroke physicians should be aware of LAAC's role in stroke prevention.
  • Continued evaluation of LAAC evidence is essential for optimal patient management.