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Updated: Mar 15, 2026

Novel and Innovative Hybrid Technique for Type A Aortic Dissection
Published on: March 28, 2025
Mycotic aortic arch aneurysm coexistent with constrictive pericarditis: is surgery a dangerous resort?
Peter S Y Yu1, Simon C H Yu2, Cheuk-Man Chu2
1Division of Cardiothoracic Surgery, Department of Surgery, The Chinese University of Hong Kong, Prince of Wales Hospital, Hong Kong, China.
Abstract:
An elderly man presented with fever and evidence of Salmonella infection, and was diagnosed to have coexisting constrictive pericarditis and mycotic aneurysm of the aortic arch. Pericardiectomy was performed under cardiopulmonary bypass with good result. To avoid deep hypothermic circulatory arrest, an aorto-brachiocephalic bypass, instead of total arch replacement, was performed. This was followed by a staged carotid-carotid bypass, thoracic endovascular stent graft placement. He was subsequently treated with prolonged antibiotics, and inflammatory marker normalized afterwards. He was last seen well 2 years after the operation. Follow-up computer tomography (CT) scan at 18 months post-op showed no evidence of endoleak or fistulation. Our case demonstrated that a hybrid treatment of open pericardiectomy and aortic debranching followed by thoracic endovascular stent graft placement is feasible and associated with satisfactory mid-term outcome.
Insights
A Salmonella infection led to constrictive pericarditis and a mycotic aneurysm in an elderly patient. A hybrid surgical approach combining pericardiectomy with endovascular repair proved feasible and effective.
Area of Science:
- Cardiovascular Surgery
- Infectious Diseases
- Medical Case Reports
Background:
- Constrictive pericarditis and mycotic aneurysms are serious conditions.
- Salmonella infections can lead to severe cardiovascular complications.
Observation:
- An elderly male presented with fever and Salmonella infection, complicated by constrictive pericarditis and a mycotic aortic arch aneurysm.
- A hybrid treatment strategy was employed, involving open pericardiectomy and aortic debranching, followed by thoracic endovascular stent grafting.
- The patient received prolonged antibiotic therapy, leading to normalization of inflammatory markers.
Findings:
- The hybrid surgical approach was technically feasible and resulted in a good outcome.
- Mid-term follow-up showed no signs of endoleak or fistulation on computed tomography (CT) scans.
- The patient remained well two years post-operation.
Implications:
- This case highlights the successful application of a hybrid treatment for complex cardiovascular pathology secondary to infection.
- The described approach offers a viable alternative to traditional open repairs, potentially reducing the need for deep hypothermic circulatory arrest.
- This strategy may be associated with satisfactory mid-term outcomes in select patient populations.
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