The National Institutes of Health’s 2011 Alzheimer Disease Diagnostic Guidelines recognize that other aspects of Alzheimer disease—not only memory—may be impaired during the early stage of the disease. Which of the following aspects may be affected?
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The updated 2011 guidelines expanded the criteria beyond memory loss as the first or only major symptom for Alzheimer dementia. The guidelines from 1984 focused on memory loss as the central emerging characteristic of Alzheimer disease.
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