Simultaneous valve replacement and venous patch repair of superior mesenteric artery aneurysm due to infective

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Filip R Rega1, André Nevelsteen, Willy E Peetermans

  • 1Department of Cardiac Surgery, Katholieke Universiteit Leuven, Leuven, Belgium.

The Heart Surgery Forum
|July 1, 2006
PubMed
Abstract

Insights

Infective endocarditis can lead to rare peripheral mycotic aneurysms. This case highlights successful surgical repair of a superior mesenteric artery mycotic aneurysm with a venous patch, alongside valve replacement.

Area of Science:

  • Cardiovascular Surgery
  • Infectious Diseases
  • Vascular Surgery

Background:

  • Peripheral mycotic aneurysms are uncommon but serious complications of infective endocarditis.
  • Infective endocarditis frequently involves heart valves, with mitral valve involvement being common.

Observation:

  • A 66-year-old male patient presented with infective endocarditis of the mitral valve and a mycotic aneurysm of the superior mesenteric artery.
  • The patient underwent successful mitral valve replacement with a mechanical valve.
  • Surgical excision of the superior mesenteric artery mycotic aneurysm was performed, followed by repair using an autologous venous patch.

Findings:

  • The patient experienced a favorable outcome five years post-operation.
  • Superior mesenteric artery morphology and patency were normal at the five-year follow-up.
  • The combined surgical approach proved effective in managing this complex case.

Implications:

  • Simultaneous valve surgery and arterial aneurysm repair is a viable treatment strategy for complex infective endocarditis complications.
  • Venous patch angioplasty is an effective method for repairing superior mesenteric artery mycotic aneurysms.
  • This case underscores the importance of early diagnosis and aggressive management of mycotic aneurysms in patients with infective endocarditis.

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