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CT findings following the cabrol composite graft procedure
K D Hagspiel1, D J Spinosa, J F Angle
1Department of Radiology, University of Virginia Health System, Charlottesville, VA 22908, USA. kdh2n@virginia.edu
Insights
The Cabrol composite graft procedure for aortic aneurysms shows distinct CT findings, including a separate coronary conduit. Understanding these computed tomography (CT) results is crucial for accurate patient follow-up.
Area of Science:
- Cardiovascular Surgery
- Diagnostic Imaging
- Thoracic Radiology
Background:
- The Cabrol composite graft procedure is utilized for ascending aortic aneurysms and dissections.
- This technique involves a Dacron tube for coronary artery reimplantation.
- Computed tomography (CT) findings post-Cabrol procedure remain undescribed.
Observation:
- A retrospective review of 12 CT and CT angiography (CTA) studies was performed.
- Studies included immediate postoperative and long-term follow-up imaging.
- The review focused on identifying characteristic CT imaging features.
Findings:
- The Cabrol procedure typically results in a coronary conduit distinct from the aortic graft on CT.
- Perigraft flow is a common finding, with significance varying based on timing and hemodynamic impact.
- Typical CT and CTA findings were identified and characterized.
Implications:
- Familiarity with these specific CT and CTA findings is essential for accurate interpretation.
- This knowledge aids in the correct diagnosis and management of patients undergoing the Cabrol procedure.
- Improved understanding of post-operative imaging facilitates better patient care and outcomes.
Purpose:
Insertion of a composite graft and reimplantation of the coronary arteries through an intermediate Dacron tube (Cabrol composite graft procedure) has been used to treat ascending aortic aneurysms and dissections. The CT findings after the Cabrol composite graft procedure have not been previously described.
Method:
Retrospective review of 12 postoperative CT and CT angiography (CTA) studies both in the immediate postoperative period as well as during long-term follow-up was conducted.
Results:
The Cabrol composite graft procedure produces typical CT findings consisting of a coronary conduit separate from the aortic graft. The presence of perigraft flow can be normal or abnormal depending on the time point of its occurrence and the extent of its hemodynamic consequences.
Conclusion:
Knowledge of the typical CT and CTA findings following a Cabrol composite graft procedure is essential for the correct interpretation of these studies.
