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Updated: Sep 2, 2025

Novel and Innovative Hybrid Technique for Type A Aortic Dissection
Published on: March 28, 2025
A threatening meteor for cardiac surgeons: anomalous left main coronary origin in type A aortic dissection
Lucio Braconi1, Francesco Cabrucci2, Beatrice Bacchi2
1Cardiac Surgery Unit, Careggi University Hospital, Florence, Italy.
Insights
A rare case of type A aortic dissection was found to originate from the right coronary ostium. The entire coronary artery system was observed to arise from this single ostium during surgery.
Area of Science:
- Cardiovascular Surgery
- Anatomical Variations
- Aortic Diseases
Background:
- Type A aortic dissection is a life-threatening condition involving the ascending aorta.
- Coronary artery anomalies can present diagnostic and surgical challenges.
Observation:
- A patient presented with type A aortic dissection.
- Intraoperative findings revealed the entire coronary artery system originating from a single right coronary ostium.
Findings:
- The aortic dissection originated specifically from the right coronary ostium.
- This anatomical variation involved a single ostium supplying all coronary arteries.
Implications:
- Highlights the importance of meticulous intraoperative assessment for coronary artery anomalies.
- Contributes to understanding rare anatomical variations in aortic dissection.
- Informs surgical planning for complex cardiovascular cases.
Abstract:
We present the case of a type A aortic dissection originating from the right coronary ostium and an intraoperative diagnosis of the entire coronary artery system originating from a single right-sided coronary ostium.
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