Modality: CT (non-contrast)

- “ The hyperdense crescent sign in aortic aneurysm is a sign of impending rupture. The aneurysm may or may not rupture in a short course following th...”

Used in the following article:

  • High-attenuation crescent sign - “ The high attenuating crescent sign represents an acute hematoma within either the mural thrombus or the aneurysm wall, especially when detected on...”

View full size version of Hyperdense crescent in a patient with AAA (impending rupture)

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