What can imaging tell us about cognitive impairment and dementia?

Figure 7 Hexamethylpropylene amine oxime single photon emission computed tomography in a pure cerebral vascular disease patient without Alzheimer’s disease. Note normal hippocampal volumes in the pure cerebral vascular disease patient on computed tomography (Images kindly prepared by Ms Lesley Lovell and Dr Fergus Mckiddie, clinical scientist).