Embolization of large Tentorial Arteriovenous Fistula.
Lorenzo Rinaldo, MD, PhD,1 Waleed Brinjikji, MD,1,2 and Leonardo Rangel-Castilla, MD1,2
Departments of 1Neurosurgery and 2Radiology, Mayo Clinic, Rochester, Minnesota
An 80-year-old feminine offered with an extended historical past of extreme pulsatile tinnitus, vertigo, and decreased listening to. She was discovered to have a big right-sided tentorial arteriovenous fistula (AVF) with enlarged deep draining veins, together with the vein of Rosenthal. The affected person underwent Onyx embolization of the fistula through a mixed transarterial and transvenous strategy leading to full obliteration of the fistula. Her signs improved instantly after the process and at 6-months’ follow-up she was clinically asymptomatic with no proof of residual fistula on neuroimaging. Transvenous embolization of AVF is at occasions obligatory when transarterial entry will not be attainable.
Embolization of large Tentorial Arteriovenous Fistula
Embrace when citing: Printed on-line April 1, 2019; DOI: http://thejns.org/doi/abs/10.3171/2019.4.FocusVid.18674.