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[Pseudo-aneurysm of mitro-aortic continuity: a rare complication after aortic valve replacement]

G Malclès1, K Azarnoush, R Ravan

  • 1Service de cardiologie, centre hospitalier de Vichy, boulevard Denière, France.

Annales De Cardiologie Et D'Angeiologie
|October 8, 2011
PubMed

Insights

A rare mitral-aortic intervalvular fibrosa pseudo-aneurysm developed late after aortic valve replacement, without infection. Transesophageal echocardiography is key for diagnosing this chronic condition.

Area of Science:

  • Cardiology
  • Cardiac Surgery
  • Medical Imaging

Background:

  • Mitral-aortic intervalvular fibrosa pseudo-aneurysms are rare, typically linked to infective endocarditis.
  • They can also occur late after aortic valve replacement (AVR).

Observation:

  • A 70-year-old male presented with a large pseudo-aneurysm at the mitral-aortic intervalvular fibrosa.
  • The patient had undergone AVR 3 years prior.
  • No clinical or biological signs of acute infective endocarditis were present.

Findings:

  • The pseudo-aneurysm demonstrated late onset post-AVR.
  • The condition was chronic and asymptomatic over a 12-month follow-up.
  • Absence of an infectious context was notable.

Implications:

  • This case highlights late-onset, non-infectious pseudo-aneurysms after AVR.
  • Transesophageal echocardiography is confirmed as the optimal diagnostic modality.
  • Understanding chronic pseudo-aneurysm development is crucial for patient management post-AVR.

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