FIGURE 1.  ROI drawings are displayed on coronal (A and B) and left sagittal (C and D) MR images of a representative FAD subject (FAD-1). (A) Hippocampus (1), entorhinal cortex (2), superior temporal gyrus (3). (B) Ventricles (4), whole brain (5). (C) Posterior cingulate cortex (6). (D) Inferior parietal lobe (7). Left medial temporal lobe is shown magnified in A to highlight hippocampal (1) and entorhinal cortex (2) ROIs.