FIGURE 1. Cortical Pittsburgh Compound B (PIB) retention, Cognitively Normal Decliners > Nondecliners.
Voxelwise analysis demonstrates preclinical cognitive decline associated with PiB retention in the temporal, paracentral, and occipital lobe association cortices (p<0.005, uncorrected). Occipital areas with the greatest significant differences are unable to be fully visualized in this cortical projection.