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Updated: Jun 10, 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
[CT and MR imaging follow-up of medically treated acute aortic syndrome]
L Cassagnes1, G Favrolt, P Chabrot
1Service de radiologie B viscérale et vasculaire, Centre Hospitalier Universitaire Gabriel Montpied, 58 rue Montalembert, 63003 Clermont-Ferrand cedex 1, France. lcassagnes@chu-clermontferrand.fr
Insights
Routine CT or MR imaging follow-up is crucial for medically managed acute aortic syndromes. This monitoring detects silent disease progression and potential complications in aortic dissections and related conditions.
Area of Science:
- Cardiovascular Imaging
- Radiology
- Medical Diagnostics
Background:
- Medically managed acute aortic syndromes (AAS) require vigilant follow-up to prevent adverse outcomes.
- Computed tomography (CT) and magnetic resonance (MR) imaging are primary modalities for monitoring AAS.
Observation:
- Comparison with previous imaging is vital for assessing disease evolution in AAS.
- Key indicators of progression in aortic dissections include false lumen enlargement, visceral hypoperfusion, and extension.
- Mural hematomas and ulcers necessitate monitoring for changes like progression or recanalization.
Findings:
- Medically treated AAS can evolve silently, leading to complications over time.
- Familiarity with risk factors and imaging features of disease progression is essential for effective management.
- Routine imaging surveillance identifies subtle but significant changes in AAS.
Implications:
- Regular CT/MR follow-up enables early detection of complications in medically managed AAS.
- Informed clinical decisions depend on understanding the imaging characteristics of AAS progression.
- Timely intervention based on imaging findings can improve patient outcomes in AAS.
Abstract:
The follow-up of medically treated acute aortic syndromes relies on CT and MR imaging. Comparison with prior examinations is essential. For aortic dissections, progressive enlargement of the false lumen, visceral hypoperfusion, and extension should be excluded. Mural hematomas and ulcers also undergo close follow-up to detect progression and recanalization. It is important to be familiar with the risk factors of disease progression for medically treated acute aortic syndromes and their management. It is also important to be familiar with the imaging features of disease progression. Acute aortic syndromes managed medically should undergo routine follow-up with CT or MR because these lesions may evolve silently over time and present with complications.
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