A side-by-side comparison of EPVS in a cognitively healthy control versus a patient with aMCI A, A coronal MR brain image of a cognitively healthy control. A side-by-side comparison of EPVS in a cognitively healthy control versus a patient with aMCI A, A coronal MR brain image of a cognitively healthy control. B, Segmented EPVS color-overlaid on the MR brain image of a cognitively healthy control. C, A coronal MR brain image of a patient with aMCI. D, Color-coded EPVS overlaid on the MR brain image of a patient with aMCI. M. Niazi et al. AJNR Am J Neuroradiol 2018;39:1622-1628 ©2018 by American Society of Neuroradiology