" /> swirl sign - CISMeF





Preferred Label : swirl sign;

Definition : Large hyperattenuating region with small focus of hyperattenuation found within the cranium on non-enhanced CT scans. Suggests hyperacute epidural hematoma with chronic (hyperattenuating clotted blood) and active (hypoattenuating fresh blood) components.;

Source : Radiology 2001; 218:433;

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Large hyperattenuating region with small focus of hyperattenuation found within the cranium on non-enhanced CT scans. Suggests hyperacute epidural hematoma with chronic (hyperattenuating clotted blood) and active (hypoattenuating fresh blood) components.

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04/05/2025


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