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Mitral valve replacement and subsequent composite graft replacement of the aortic root for infantile Marfan syndrome

Y Kamikubo1, T Murashita, K Yasuda

  • 1Department of Cardiovascular Surgery, Hokkaido University School of Medicine, Sapporo, Japan.

The Japanese Journal of Thoracic and Cardiovascular Surgery : Official Publication of the Japanese Association for Thoracic Surgery = Nihon Kyobu Geka Gakkai Zasshi
|August 10, 2000
PubMed

Insights

Marfan syndrome can cause fatal cardiovascular lesions, often requiring early surgery. This report details a rare case of a 9-year-old undergoing aortic root replacement after mitral valve surgery.

Area of Science:

  • Cardiovascular Surgery
  • Pediatric Cardiology
  • Genetic Disorders

Background:

  • Marfan syndrome frequently causes severe cardiovascular complications, primarily affecting the aortic root and mitral valve.
  • These lesions are a leading cause of premature death, necessitating early surgical intervention in many cases.
  • Infantile Marfan syndrome presents with rapid progression, high morbidity, and mortality.

Observation:

  • This report focuses on a 9-year-old boy diagnosed with Marfan syndrome.
  • The patient underwent mitral valve replacement with a prosthetic valve.
  • Subsequently, he underwent aortic root replacement with a composite graft at 3.5 years post-mitral valve surgery.

Findings:

  • Surgical intervention for both mitral and aortic root lesions in the first decade of life is rarely documented.
  • The case highlights a successful aortic root replacement following prior mitral valve surgery in a pediatric patient.
  • Immediate surgical outcomes were satisfactory, though long-term results require continued observation.

Implications:

  • This case contributes to the limited literature on early, combined surgical management of cardiovascular lesions in pediatric Marfan syndrome.
  • It underscores the feasibility of staged surgical repair for complex cardiac issues in young patients with Marfan syndrome.
  • Further long-term follow-up is crucial to evaluate the durability and efficacy of these interventions in this high-risk population.

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