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Updated: Jun 19, 2026
14:14
Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
Published on: December 11, 2017
[Aortic root surgery in patients with previous aortic root or valve operations]
Yoshio Nitta1, Y Saiki, K Tabayashi
1Department of Cardiovascular Surgery, Graduate School of Medicine, Tohoku University, Sendai, Japan.
Kyobu Geka. the Japanese Journal of Thoracic Surgery
|October 16, 2009
Summary
Redo aortic root surgery is feasible with acceptable risk, comparable to primary procedures. Graft infection after prior aortic root surgery presents a significant challenge.
Area of Science:
- Cardiovascular Surgery
- Thoracic Surgery
- Aortic Surgery
Context:
- Aortic root surgery is complex, especially in patients with prior interventions.
- Reoperative aortic root surgery requires careful consideration of indications and risks.
Purpose:
- To evaluate indications, risk factors, procedures, and outcomes of reoperative aortic root surgery.
- To compare outcomes of redo aortic root surgery with primary procedures.
Summary:
- Redo aortic root surgery was performed in 35 patients with prior aortic root or valve surgery.
- Indications included graft infection, aneurysms, and dissection. Hospital mortality was 8.6%, comparable to primary surgery (5.0%).
- Preceding graft infection was the sole significant independent risk factor for mortality; redo surgery itself was not.
Impact:
- Redo aortic root surgery can be achieved with a low operative risk.
- Prosthetic graft infection following aortic root surgery remains a difficult clinical problem.
- Findings inform surgical decision-making and risk stratification for complex aortic procedures.
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