PMC4209707_01
Axial Flair (a) and T2 weighted (b) MRI performed December 06, 2003 without evidence of vascular malformation
SNI-5-148-g001.jpg
PMC4209707_01_SNI-5-148-g001.jpg
F1
An initial MRI of the brain was performed, which was negative [Figure 1].
Axial Flair (a) and T2 weighted (b) MRI performed July 21, 2012 demonstrating left parietal AVM
SNI-5-148-g002.jpg
PMC4209707_01_SNI-5-148-g002.jpg
F2
Further workup including an MRI of the brain revealed a 2 x 1.7 x 1.8 cm left parietal AVM [Figure 2], which was not present on the MRI 9 years ago.
AP (a) and Lateral (b) left internal carotid injections demonstrating left parietal AVM
SNI-5-148-g003.jpg
PMC4209707_01_SNI-5-148-g003.jpg
F3
Digital subtraction cerebral angiogram (DSA) showed a Spetzler-Martin grade II AVM in the left parietal region with arterial feeders from the left middle cerebral artery (MCA) and the left posterior cerebral artery (PCA) and early venous drainage into the superior sagittal sinus [Figure 3].