Aortic Chordae Tendineae Strands with Significant Aortic Regurgitation

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Shuai Yuan1, Rong Mou2, Xi Sun1

  • 1Department of Echocardiography and Vascular Ultrasound Center, The First Affiliated Hospital, College of Medicine, Zhejiang University.

International Heart Journal
|September 21, 2021
PubMed

Insights

Aortic chordae tendineae strands, possibly embryonic remnants, can cause severe aortic regurgitation. This case highlights their diagnosis and management, offering the first literature review on these unusual findings.

Area of Science:

  • Cardiovascular Medicine
  • Embryology
  • Cardiac Surgery

Background:

  • Aortic chordae tendineae are typically associated with the aortic valve cusps.
  • Their presence as independent fibrous strands is uncommon.
  • Embryonic remnants are theorized to contribute to their formation.

Observation:

  • A 70-year-old male presented with shortness of breath and chest tightness.
  • Echocardiography revealed severe aortic regurgitation due to a ruptured fibrous strand.
  • Three-dimensional transesophageal echocardiography identified an additional fibrous strand.

Findings:

  • The study presents the first comprehensive literature review on aortic chordae tendineae strands.
  • It details diagnostic approaches for these anomalies.
  • Management strategies and mechanisms of aortic regurgitation caused by these strands are discussed.

Implications:

  • Understanding these strands is crucial for accurate diagnosis of aortic regurgitation.
  • This review provides a foundation for future research into their etiology and clinical significance.
  • Improved diagnostic and management protocols may arise from this work.
Keywords:
Abnormal fibrous strandAortic valveAortic valve replacementEchocardiography

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