Round foci of abs...
Axial Gradient Echo
Round foci of absent signal in brainstem as a result of magnetic susceptibility artefacts in microbleeds due to venous congestion
Modality: MRI (Gradient Echo)

- “ Dural arteriovenous fistula (DAVF) is mostly acquired vascular lesion, either spontaneous, as in this case, or traumatic in origin. Dural arteriov...”

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