Differential performance of Alzheimer's and vascular dementia patients on a brief battery of neuropsychological tests.

The purpose of this article was to examine the differences in neuropsychological test performance between groups with Alzheimer's and vascular dementia. Patients included in this study were those diagnosed with Alzheimer's Disease (AD) or Vascular Dementia (VAD) through a series of neuroradiological tests that included at a minimum a CT or MRI scan and a SPECT scan. Of the 113 AD patients, the average age was 80.