Arteriovenous Malformation - Case 4

A 35-year old woman presented with focal seizures affecting the left body.

Show the Flow Voids of the AVM

Axial T2-weighted MRI. Note the abnormal collection of blood vessels in the right frontal lobe. Also note the large "flow voids" along the surface of the cortex which are the large draining veins of the AVM.

Revised 04/23/06.
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