Clinical question: AVM. Signs and symptoms: Follow-up AVM post treatment. Nonenhanced brain MRA:The measurement of AVM demonstrate no significant change in the size of the patient's high convexity left frontal AVM.The AVM measures approximately 15 mm in cranial cephalad axis similar to prior study. It measures 9 mm on transverse axis compared to prior study remeasurement of approximately 11.4 mm. Enlarged caliber of left anterior cerebral artery similar to prior exam and indicating feeding pedicle.The lesion however on brain MRI demonstrated decreased size of AVM.
1.Left hemispheric AVM measuring approximately 15 x 9 mm in size compared to prior exam re-measurements of 15 x 11.4 mm.2.Unremarkable brain MRA otherwise.