Academic Journal

A needed revision for the definition of subjective cognitive decline.

Λεπτομέρειες βιβλιογραφικής εγγραφής
Τίτλος: A needed revision for the definition of subjective cognitive decline.
Συγγραφείς: Kremen WS; Department of Psychiatry, University of California, La Jolla, CA, USA.; Center for Behavior Genetics of Aging, University of California, La Jolla, CA, USA.
Πηγή: Journal of Alzheimer's disease : JAD [J Alzheimers Dis] 2026 Aug; Vol. 112 (4), pp. 1768-1770. Date of Electronic Publication: 2026 Jun 24.
Τύπος έκδοσης: Journal Article; Research Support, Non-U.S. Gov't
Γλώσσα: English
Στοιχεία περιοδικού: Publisher: SAGE Publications Country of Publication: United States NLM ID: 9814863 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1875-8908 (Electronic) Linking ISSN: 13872877 NLM ISO Abbreviation: J Alzheimers Dis Subsets: MEDLINE
Imprint Name(s): Publication: 2024- : [Thousand Oaks, CA] : SAGE Publications
Original Publication: Amsterdam ; Washington : IOS Press, c1998-
Ιατρικοί όροι (MeSH): Cognitive Dysfunction*/diagnosis , Cognitive Dysfunction*/psychology , Cognitive Dysfunction*/classification, Humans
Περίληψη: Subjective cognitive decline (SCD) as defined by the SCD-initiative (2014/2020) is now nearly universally accepted. In this framework, conditions characterized by objective cognitive impairment are distinct from SCD, and SCD is not a diagnostic category. The criteria prevent the straightforward linguistic expression, 'subjective cognitive decline', from being applied to someone with objective cognitive impairment. However, individuals with objective impairment can, of course, experience of subjective decline. The definition thus operates as a quasi-diagnostic category, precluding description of subjective experience for some individuals. Here I propose a simple solution: preclinical and clinical SCD (P-SCD/C-SCD) for objectively unimpaired and impaired individuals, respectively.
Competing Interests: Declaration of conflicting interestsThe author declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
Contributed Indexing: Keywords: Alzheimer's disease; cognitive complaints; mild cognitive impairment; risk factors; subjective cognitive impairment
Entry Date(s): Date Created: 20260624 Date Completed: 20260818 Latest Revision: 20260903
Update Code: 20260904
DOI: 10.1177/13872877261461255
PMID: 42340254
Βάση Δεδομένων: MEDLINE
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  Data: A needed revision for the definition of subjective cognitive decline.
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  Data: <searchLink fieldCode="AU" term="%22Kremen+WS%22">Kremen WS</searchLink>; Department of Psychiatry, University of California, La Jolla, CA, USA.; Center for Behavior Genetics of Aging, University of California, La Jolla, CA, USA.
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  Data: <searchLink fieldCode="JN" term="%229814863%22">Journal of Alzheimer's disease : JAD</searchLink> [J Alzheimers Dis] 2026 Aug; Vol. 112 (4), pp. 1768-1770. <i>Date of Electronic Publication: </i>2026 Jun 24.
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  Data: <i>Publication</i>: 2024- : [Thousand Oaks, CA] : SAGE Publications<br /><i>Original Publication</i>: Amsterdam ; Washington : IOS Press, c1998-
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  Data: <searchLink fieldCode="MM" term="%22Cognitive+Dysfunction%22">Cognitive Dysfunction*</searchLink>/<searchLink fieldCode="MM" term="%22Cognitive+Dysfunction+diagnosis%22">diagnosis</searchLink> <br /><searchLink fieldCode="MM" term="%22Cognitive+Dysfunction%22">Cognitive Dysfunction*</searchLink>/<searchLink fieldCode="MM" term="%22Cognitive+Dysfunction+psychology%22">psychology</searchLink> <br /><searchLink fieldCode="MM" term="%22Cognitive+Dysfunction%22">Cognitive Dysfunction*</searchLink>/<searchLink fieldCode="MM" term="%22Cognitive+Dysfunction+classification%22">classification</searchLink><br /><searchLink fieldCode="MH" term="%22Humans%22">Humans</searchLink>
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  Data: Subjective cognitive decline (SCD) as defined by the SCD-initiative (2014/2020) is now nearly universally accepted. In this framework, conditions characterized by objective cognitive impairment are distinct from SCD, and SCD is not a diagnostic category. The criteria prevent the straightforward linguistic expression, 'subjective cognitive decline', from being applied to someone with objective cognitive impairment. However, individuals with objective impairment can, of course, experience of subjective decline. The definition thus operates as a quasi-diagnostic category, precluding description of subjective experience for some individuals. Here I propose a simple solution: preclinical and clinical SCD (P-SCD/C-SCD) for objectively unimpaired and impaired individuals, respectively.
– Name: Abstract
  Label: Competing Interests
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  Data: Declaration of conflicting interestsThe author declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
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  Data: <i>Keywords: </i>Alzheimer's disease; cognitive complaints; mild cognitive impairment; risk factors; subjective cognitive impairment
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  Data: <i>Date Created: </i>20260624 <i>Date Completed: </i>20260818 <i>Latest Revision: </i>20260903
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      – SubjectFull: Cognitive Dysfunction diagnosis
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      – SubjectFull: Cognitive Dysfunction psychology
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      – TitleFull: A needed revision for the definition of subjective cognitive decline.
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              Text: 2026 Aug
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              Y: 2026
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