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[Multiple mitral valve aneurysms, mycotic arterial embolism and aneurysms with infective endocarditis]

Mayumi Shinonaga1, Setsuo Kuraoka, Shoh Tatebe

  • 1Department of Cardiovascular Surgery and Thoracic Surgery, Mito Saiseikai General Hospital, Mito, Japan.

Kyobu Geka. the Japanese Journal of Thoracic Surgery
|August 7, 2013
PubMed

Insights

This case study details a patient with Staphylococcus oralis infective endocarditis who developed multiple arterial aneurysms and occlusions. Successful surgical repair of both cardiac and vascular issues prevented recurrence.

Area of Science:

  • Cardiology
  • Vascular Surgery
  • Infectious Diseases

Background:

  • Infective endocarditis can lead to widespread embolic events and aneurysms.
  • Staphylococcus oralis is a less common but significant pathogen in endocarditis.

Observation:

  • A 30-year-old woman presented with prolonged symptoms and was diagnosed with Staphylococcus oralis infective endocarditis.
  • She had severe valvular regurgitation, multiple arterial aneurysms (aortic, iliac), and arterial occlusions.
  • Ankle-brachial pressure indices indicated significant lower extremity ischemia.

Findings:

  • The patient underwent successful mitral valve replacement and tricuspid annuloplasty.
  • Mycotic abdominal and iliac arterial aneurysms were resected and replaced with a Dacron graft.
  • Postoperative recovery was uneventful, with no recurrence of mycotic arterial embolism or aneurysm.

Implications:

  • This case highlights the importance of early diagnosis and comprehensive management of infective endocarditis with embolic complications.
  • Aggressive surgical intervention for both cardiac and vascular manifestations is crucial for favorable outcomes.
  • Multidisciplinary collaboration between cardiology, infectious diseases, and vascular surgery is essential.

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