Cited by 336Dementia and Cognitive Impairment ResearchNeurobiology of Language and BilingualismLanguage Development and Disorders

Connected speech and language in mild cognitive impairment and Alzheimer’s disease: A review of picture description tasks

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Mueller, Kimberly D., Hermann, Bruce, Mecollari, Jonilda, Turkstra, Lyn S.·2018·Journal of Clinical and Experimental Neuropsychology

Abstract

INTRODUCTION: The neuropsychological profile of people with mild cognitive impairment (MCI) and Alzheimer's disease (AD) dementia includes a history of decline in memory and other cognitive domains, including language. While language impairments have been well described in AD dementia, language features of MCI are less well understood. Connected speech and language analysis is the study of an individual's spoken discourse, usually elicited by a target stimulus, the results of which can facilitate understanding of how language deficits typical of MCI and AD dementia manifest in everyday communication. Among discourse genres, picture description is a constrained task that relies less on episodic memory and more on semantic knowledge and retrieval, within the cognitive demands of a communication context. Understanding the breadth of evidence across the continuum of cognitive decline will help to elucidate the areas of strength and need in terms of using this method as an evaluative tool for both cognitive changes and everyday functional communication. METHOD: We performed an extensive literature search of peer-reviewed journal articles that focused on the use of picture description tasks for evaluating language in persons with MCI or AD dementia. We selected articles based on inclusion and exclusion criteria and described the measures assessed, the psychometric properties that were reported, the findings, and the limitations of the included studies. RESULTS: 36 studies were selected and reviewed. Across all 36 studies, there were 1, 127 patients with AD dementia and 274 with MCI or early cognitive decline. Multiple measures were examined, including those describing semantic content, syntactic complexity, speech fluency, vocal parameters, and pragmatic language. Discriminant validity widely reported and distinct differences in language were observable between adults with dementia and controls; fewer studies were able to distinguish language differences between typically aging adults and those with MCI. DISCUSSION: Our review shows that picture description tasks are useful tools for detecting differences in a wide variety of language and communicative measures. Future research should expand knowledge about subtle changes to language in preclinical AD and Mild Cognitive Impairment (MCI) which may improve the utility of this method as a clinically meaningful screening tool.

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  • Analysis of spontaneous connected speech offers a glimpse into semantic processing and syntactic complexity, and can be used to identify the deterioration of communication skills.

    “Analysis of spontaneous connected speech offers a glimpse into semantic processing and syntactic complexity, and can be used to identify the deterioration of communication skills [29].”
  • Initiatives such as the Alzheimer's Disease Imaging Initiative have established best practices for acquisition and preprocessing, and large-scale studies such as the UK Biobank have advanced standardization for diverse MRI techniques.

    “Initiatives like the Alzheimer’s disease imaging initiative (ADNI) have established best practices for acquisition and preprocessing, while large-scale studies such as the UK Biobank have advanced standardization for diverse MRI techniques.71–74”

    From Review of Artificial Intelligence for Clinical Use in Alzheimer's Disease and Related Dementias (2026) · cites this paper as [71]

    The Results section’s “Brain Imaging and Picture Description Tasks” passage discusses cerebral blood flow during a picture-description task, not MRI acquisition or preprocessing standards. Searches for ADNI, UK Biobank, and MRI standardization found no passage in our copy addressing either attributed claim. (LLM, conf=0.76)

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Research works printed but not linked: 7

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Authors
Mueller, K. D., Hermann, B., Mecollari, J., & Turkstra, L. S.
Affiliations
University of Wisconsin–Madison (US)
Corresponding author
Mueller, Kimberly D.
Venue
Journal of Clinical and Experimental Neuropsychology
Published
2018-04-19
Volume
40
Issue
9
Pages
917-939
ISSN
  • 0165-0475 (ISSN-L)
  • 1380-3395
  • 1744-411X
OpenAlex
W2801987007
Cited by
336
References
122
Citations by year
2026: 52 · 2025: 65 · 2024: 64 · 2023: 44 · 2022: 36 · 2021: 38 · 2020: 23 · 2019: 11 · 2018: 3
FWCI
2.90
Type
journal article
Language
en
Open access
Locations
  • Journal of Clinical and Experimental Neuropsychology (publishedVersion)
  • PubMed (publishedVersion)
  • Europe PMC (PubMed Central) (acceptedVersion)
  • PubMed Central (acceptedVersion)
Funders
National Institute on Aging (R01 AG027161)
Topics
  • Health Sciences › Medicine › Psychiatry and Mental health › Dementia and Cognitive Impairment Research
  • Life Sciences › Neuroscience › Cognitive Neuroscience › Neurobiology of Language and Bilingualism
  • Social Sciences › Psychology › Developmental and Educational Psychology › Language Development and Disorders
Keywords
mild cognitive impairment, Alzheimer's disease, picture description task, connected speech, language assessment, pragmatic language, speech fluency, syntactic complexity, semantic content, voice parameters, early cognitive decline, dementia screening, everyday communication
MeSH terms
Alzheimer Disease, Humans, Language, Language Disorders, Speech, Cognitive Dysfunction

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