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Updated: Sep 12, 2025
06:26
Novel and Innovative Hybrid Technique for Type A Aortic Dissection
Published on: March 28, 2025
482
Late Aortic Reinterventions After Surgery for Acute Type A Aortic Dissection
Markus Bjurbom1, Kristina Ma2, Magnus Dalén1
1Department of Cardiothoracic Surgery, Karolinska University Hospital, Stockholm, Sweden; Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden.
The Annals of Thoracic Surgery
|August 8, 2025
Summary
Long-term survival after acute type A aortic dissection (ATAAD) repair is impaired, with many patients needing aortic reinterventions. However, these reinterventions have favorable outcomes, and certain surgical choices may reduce future needs.
Area of Science:
- Cardiovascular Surgery
- Thoracic Surgery
- Aortic Disease Management
Background:
- Acute type A aortic dissection (ATAAD) repair outcomes require long-term evaluation.
- Understanding aortic reintervention patterns post-ATAAD is crucial for patient management.
Purpose of the Study:
- To analyze patterns, prevalence, and outcomes of aortic reinterventions following surgical ATAAD repair.
- To identify predictors for proximal and distal aortic reinterventions.
Main Methods:
- Retrospective analysis of 225 patients undergoing ATAAD repair (2005-2013).
- Detailed reporting of all aortic reinterventions.
- Fine-Gray competing risks model used to identify associated factors.
Main Results:
- 37 patients (16.4%) required aortic reintervention after a median of 7.9 years.
- Proximal reintervention linked to root diameter >45mm without replacement, bicuspid aortic valve, and age.
- Distal reintervention associated with incomplete primary tear resection and connective tissue disease.
- No periprocedural deaths during reinterventions; 15-year event-free survival was 33%.
Conclusions:
- Event-free survival post-ATAAD repair is significantly impacted long-term.
- Aortic reinterventions offer favorable outcomes in selected patients.
- Root replacement and complete primary tear resection may reduce future reinterventions.
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