期刊
ALZHEIMERS & DEMENTIA
卷 3, 期 4, 页码 299-317出版社
WILEY
DOI: 10.1016/j.jalz.2007.07.011
关键词
neuropsychological testing; brief cognitive tests; screening tests; dementia diagnosis; dementia differential; diagnosis; mild cognitive impairment (MCI); cognitive impairment; no dementia (CIND)
This evidence-based review examines the utility of brief cognitive tests and neuropsychological testing (NPT) in the detection and diagnosis of mild cognitive impairment (MCI) and dementia. All patients presenting with cognitive complaints are recommended to have a brief screening test administered to document the presence and severity of memory/cognitive deficits. There is fair evidence to support the use of a range of new screening tests that can detect MCI and mild dementia with higher sensitivity (>= 80%) than the Mini-Mental State Exam (MMSE). NPT should be part of a clinically integrative approach to the diagnosis and differential diagnosis of dementia. It should be applied selectively to address specific clinical and diagnostic issues including: 1) The distinction between normal cognitive functioning in the aged, MCI and early dementia: there is fair evidence that NPT can document the presence of specific diagnostic criteria and provide additional useful information on the pattern of memory/cognitive impairment. 2) The evaluation of risk for Alzheimer disease (AD) or other types of dementia in persons with MCI: there is fair evidence that NPT measures or profiles can predict progression to dementia (predictive accuracy ranges from similar to 80 to 100%, sensitivities from 53 to 80%, and specificities from 67 to 99%). 3) Differential diagnosis: There is fair evidence that NPT can complement clinical history and neuroimaging in determining the dementia etiology. Different dementia types have distinguishable NPT profiles though these may be stage-dependent, and increased sensitivity may be at the expense of specificity. 4) When NPT is part of a comprehensive assessment, which also entails clinical interviews and consideration of other clinical data, there is good evidence that it can contribute to management decisions in MCI and dementia, including the determination of retained and impaired cognitive abilities, their functional and vocational impact, and opportunities for cognitive rehabilitation. (c) 2007 The Alzheimer's Association. All rights reserved.
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