Pseudoaneurysm of the thoracic aorta presenting as purulent pericarditis and pericardial effusion

J Aranda1, J Tauth, R J Henning

  • 1Department of Internal Medicine, University of South Florida College of Medicine, Tampa, USA.

Insights

A rare case of mycotic pseudoaneurysm in the ascending thoracic aorta was successfully treated with antibiotics alone. This finding is significant for patients with purulent pericarditis and Staphylococcus aureus infections.

Area of Science:

  • Cardiology
  • Infectious Diseases
  • Vascular Surgery

Background:

  • Mycotic pseudoaneurysms are rare, often associated with trauma or surgery.
  • Purulent pericarditis can be a sign of deeper infection, including aortic involvement.

Observation:

  • A patient presented with purulent pericarditis and Staphylococcus aureus infection.
  • A 4 cm x 4 cm pseudoaneurysm of the ascending thoracic aorta was identified via transesophageal echocardiogram.
  • The patient had no history of surgical or blunt trauma.

Findings:

  • The aortic pseudoaneurysm was successfully managed non-surgically with antibiotic therapy.
  • This case highlights the potential for antibiotic-only management in select mycotic aortic pseudoaneurysm cases.

Implications:

  • Non-surgical management with antibiotics may be a viable option for certain mycotic aortic pseudoaneurysms.
  • Early diagnosis and targeted antibiotic therapy are crucial for favorable outcomes.
  • This case expands the understanding of treatment strategies for ascending thoracic aortic pseudoaneurysms.

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