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Updated: Jul 16, 2026

Time-Resolved, Dynamic Computed Tomography Angiography for Characterization of Aortic Endoleaks and Treatment Guidance via 2D-3D Fusion-Imaging
Published on: December 9, 2021
Detecting endoleaks in aortic endografts using contrast-enhanced sonography
Marcus J Dill-Macky1, Stephanie R Wilson, Yarron Sternbach
1University Health Network, Mount Sinai Hospital, University of Toronto, Toronto, ON M5G 2M9, Canada.
Contrast-enhanced sonography is a viable method for detecting endoleaks in patients with abdominal aortic endografts. This pilot study suggests it is a practical alternative to current standard practices for endograft surveillance.
Area of Science:
- Medical imaging
- Vascular surgery
- Diagnostic techniques
Background:
- Abdominal aortic endografts are used to treat aortic aneurysms.
- Endoleaks can occur after endograft placement and may require intervention.
- Current methods for endoleak detection have limitations.
Purpose of the Study:
- To assess the effectiveness of contrast-enhanced sonography (CES) for identifying endoleaks.
- To evaluate CES as a potential diagnostic tool in patients with abdominal aortic endografts.
Main Methods:
- Pilot study design.
- Utilized contrast-enhanced sonography (CES) in patients with abdominal aortic endografts.
- Focused on the detection of endoleaks.
Main Results:
- Contrast-enhanced sonography demonstrated technical feasibility.
- CES showed potential for detecting endoleaks in this patient group.
Conclusions:
- Contrast-enhanced sonography is a technically feasible imaging modality.
- CES represents a viable alternative to current standard practices for evaluating abdominal aortic endografts for endoleaks.
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