Division Neuroimaging and Intervention and New England Center for Stroke Research Departments of Radiology, Neurology and Neurosurgery, University of Massachusetts Medical School, Worcester, Massachusetts

Correspondence: Ajay K. Wakhloo, MD, PhD, FAHA, Division Neuroimaging and Intervention H1-144, Department of Radiology, Neurology and Neurosurgery, 55 Lake Ave N, University of Massachusetts Medical School, Worcester, MA 01655. E-mail: [email protected]

The 2013 Congress of Neurological Surgeons Annual Meeting presentation on which this article is based is available at: http://bit.ly/1nm9SkR.

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