Department of Neurology (STH, AAB, NS, DJC, SVP, RIK, SN), Zucker School of Medicine; Zucker School of Medicine (ANS, AK); Department of Neuroradiology (CK), Zucker School of Medicine, Hempstead; Feinstein Institutes for Medical Research (NM, TML), Manhasset; and Department of Neurosurgery (RT), Zucker School of Medicine, Hempstead, NY.