CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne
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CMAJ
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Arteriosclerotic narrowing of cerebral arteries was once viewed as the key to mental decline. As Alzheimer's disease gained recognition and the concept of multi-infarct dementia achieved acceptance, vascular dementia came to be regarded as uncommon. ⋯ Growing evidence suggests that not only grey matter lesions but also white matter lesions contribute to dementia, that vascular factors commonly coexist and interact with Alzheimer changes and that Alzheimer's disease has a vascular and potentially treatable component. Vascular dementia needs to be redefined, reappraised and reinvestigated.