Congenital absence of the left atrial appendage: a positive coincidence for the electrophysiologist? A case report
2024

Congenital Absence of the Left Atrial Appendage: A Case Report

Sample size: 1 publication Evidence: low

Author Information

Author(s): João Gabriel Batista Lage, Rafael Augusto Lethier, Nilson Araújo de Oliveira Júnior, Martha Valeria Tavares Pinheiro, Olga Ferreira de Souza

Primary Institution: Rede D'Or São Luiz, Brazil

Hypothesis

What are the implications of the congenital absence of the left atrial appendage in patients with atrial fibrillation?

Conclusion

The congenital absence of the left atrial appendage is a rare condition that requires careful management of anticoagulation strategies in patients with atrial fibrillation.

Supporting Evidence

  • The congenital absence of the left atrial appendage is extremely rare, with only 23 cases documented.
  • The absence of the left atrial appendage challenges traditional anticoagulation practices.
  • Personalized anticoagulation strategies are recommended for patients with unique anatomical features.

Takeaway

This study talks about a man who didn't have a part of his heart called the left atrial appendage, which usually helps prevent blood clots. Because he didn't have it, doctors had to think differently about how to keep him safe from strokes.

Methodology

The case involved a 48-year-old male patient who underwent catheter ablation for atrial fibrillation, during which the absence of the left atrial appendage was discovered through transoesophageal echocardiography and confirmed by computed tomography.

Limitations

The study is based on a single case, limiting the generalizability of the findings.

Participant Demographics

A 48-year-old overweight male with a history of hypertension.

Digital Object Identifier (DOI)

10.1093/ehjcr/ytae653

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