False Memory in Alzheimer’s Disease

Patients with Alzheimer’s Disease (AD) not only are suffering from amnesia but also are prone to memory distortions, such as experiencing detailed and vivid recollections of episodic events that have never been encountered (i.e., false memories). To describe and explain these distortions, we offer a...

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Main Authors: Mohamad El Haj, Fabienne Colombel, Dimitrios Kapogiannis, Karim Gallouj
Format: Article
Language:English
Published: Wiley 2020-01-01
Series:Behavioural Neurology
Online Access:http://dx.doi.org/10.1155/2020/5284504
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author Mohamad El Haj
Fabienne Colombel
Dimitrios Kapogiannis
Karim Gallouj
author_facet Mohamad El Haj
Fabienne Colombel
Dimitrios Kapogiannis
Karim Gallouj
author_sort Mohamad El Haj
collection DOAJ
description Patients with Alzheimer’s Disease (AD) not only are suffering from amnesia but also are prone to memory distortions, such as experiencing detailed and vivid recollections of episodic events that have never been encountered (i.e., false memories). To describe and explain these distortions, we offer a review to synthesize current knowledge on false memory in AD into a framework allowing for better understanding of the taxonomy and phenomenology of false memories and of the cognitive mechanisms that may underlie false memory formation in AD. According to this review, certain phenomenological characteristics of memories (e.g., high emotional load, high vividness, or high familiarity) result in misattributions in AD. More specifically, this review proposes that generalized decline in cognitive control and inhibition in AD may result in difficulties in suppressing irrelevant information during memory monitoring, especially when irrelevant (i.e., false) information is characterized by high emotion, vividness, or familiarity. This review also proposes that binding deficits in AD decrease the ability to retrieve relevant contextual details, leading to source monitoring errors and false memories. In short, this review depicts how phenomenological characteristics of memories and failures of monitoring during retrieval contribute to the occurrence of false memory in AD.
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spelling doaj-art-0b2cc1175c6f42ba951b428684b2e3f52025-02-03T01:04:41ZengWileyBehavioural Neurology0953-41801875-85842020-01-01202010.1155/2020/52845045284504False Memory in Alzheimer’s DiseaseMohamad El Haj0Fabienne Colombel1Dimitrios Kapogiannis2Karim Gallouj3Univ Nantes, Laboratoire de Psychologie des Pays de la Loire (LPPL), EA 4638, F-44000 Nantes, FranceUniv Nantes, Laboratoire de Psychologie des Pays de la Loire (LPPL), EA 4638, F-44000 Nantes, FranceLaboratory of Neurosciences, National Institute on Aging, Baltimore, MD, USAUnité de Gériatrie, Centre Hospitalier de Tourcoing, Tourcoing, FrancePatients with Alzheimer’s Disease (AD) not only are suffering from amnesia but also are prone to memory distortions, such as experiencing detailed and vivid recollections of episodic events that have never been encountered (i.e., false memories). To describe and explain these distortions, we offer a review to synthesize current knowledge on false memory in AD into a framework allowing for better understanding of the taxonomy and phenomenology of false memories and of the cognitive mechanisms that may underlie false memory formation in AD. According to this review, certain phenomenological characteristics of memories (e.g., high emotional load, high vividness, or high familiarity) result in misattributions in AD. More specifically, this review proposes that generalized decline in cognitive control and inhibition in AD may result in difficulties in suppressing irrelevant information during memory monitoring, especially when irrelevant (i.e., false) information is characterized by high emotion, vividness, or familiarity. This review also proposes that binding deficits in AD decrease the ability to retrieve relevant contextual details, leading to source monitoring errors and false memories. In short, this review depicts how phenomenological characteristics of memories and failures of monitoring during retrieval contribute to the occurrence of false memory in AD.http://dx.doi.org/10.1155/2020/5284504
spellingShingle Mohamad El Haj
Fabienne Colombel
Dimitrios Kapogiannis
Karim Gallouj
False Memory in Alzheimer’s Disease
Behavioural Neurology
title False Memory in Alzheimer’s Disease
title_full False Memory in Alzheimer’s Disease
title_fullStr False Memory in Alzheimer’s Disease
title_full_unstemmed False Memory in Alzheimer’s Disease
title_short False Memory in Alzheimer’s Disease
title_sort false memory in alzheimer s disease
url http://dx.doi.org/10.1155/2020/5284504
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AT fabiennecolombel falsememoryinalzheimersdisease
AT dimitrioskapogiannis falsememoryinalzheimersdisease
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