Abstract
Phase images of cardiac-triggered thoracic spin-echo scans can present an artifactual border-like feature across the aorta. This may be misinterpreted as a dissection. The artifact results from helical flow in the aorta; cause and appearance of the artifact are discussed.
Publication types
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Case Reports
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Research Support, Non-U.S. Gov't
MeSH terms
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Adult
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Aorta, Thoracic / pathology
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Aortic Aneurysm, Thoracic / diagnosis*
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Aortic Dissection / diagnosis*
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Artifacts*
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Diagnosis, Differential
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Diagnostic Errors
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Humans
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Magnetic Resonance Angiography / methods*
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Male
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Reference Values