Paradoxical lucidity: A potential paradigm shift for the neurobiology and treatment of severe dementias.

Alzheimer's disease Cognition Consciousness Dementia End-of-life care Lucidity Recovery

Journal

Alzheimer's & dementia : the journal of the Alzheimer's Association
ISSN: 1552-5279
Titre abrégé: Alzheimers Dement
Pays: United States
ID NLM: 101231978

Informations de publication

Date de publication:
08 2019
Historique:
received: 04 01 2019
revised: 26 03 2019
accepted: 03 04 2019
pubmed: 24 6 2019
medline: 4 8 2020
entrez: 24 6 2019
Statut: ppublish

Résumé

Unexpected cognitive lucidity and communication in patients with severe dementias, especially around the time of death, have been observed and reported anecdotally. Here, we review what is known about this phenomenon, related phenomena that provide insight into potential mechanisms, ethical implications, and methodologic considerations for systematic investigation. We conclude that paradoxical lucidity, if systematically confirmed, challenges current assumptions and highlights the possibility of network-level return of cognitive function in cases of severe dementias, which can provide insight into both underlying neurobiology and future therapeutic possibilities.

Identifiants

pubmed: 31229433
pii: S1552-5260(19)30095-0
doi: 10.1016/j.jalz.2019.04.002
pii:
doi:

Types de publication

Journal Article Review

Langues

eng

Sous-ensembles de citation

IM

Pagination

1107-1114

Commentaires et corrections

Type : CommentIn

Informations de copyright

Copyright © 2019 The Authors. Published by Elsevier Inc. All rights reserved.

Auteurs

George A Mashour (GA)

Center for Consciousness Science, Neuroscience Graduate Program, Department of Anesthesiology, University of Michigan, Ann Arbor, MI, USA. Electronic address: gmashour@umich.edu.

Lori Frank (L)

RAND Corporation, Arlington, VA, USA.

Alexander Batthyany (A)

International Academy of Philosophy, University in the Principality of Liechtenstein, Viktor Frankl Chair, Mauren, Principality of Liechtenstein.

Ann Marie Kolanowski (AM)

College of Nursing, Pennsylvania State University, University Park, PA, USA.

Michael Nahm (M)

Institute for Frontier Areas of Psychology and Mental Health, Freiburg, Germany.

Dena Schulman-Green (D)

Yale School of Nursing, West Haven, CT, USA.

Bruce Greyson (B)

Department of Psychiatry, University of Virginia, Charlottesville, VA, USA.

Serguei Pakhomov (S)

Department of Pharmaceutical Care and Health Systems, University of Minnesota, Minneapolis, MN, USA.

Jason Karlawish (J)

Department of Medicine, University of Pennsylvania, Philadelphia, PA, USA; Department of Medical Ethics and Health Policy, University of Pennsylvania, Philadelphia, PA, USA; Department of Neurology, University of Pennsylvania, Philadelphia, PA, USA.

Raj C Shah (RC)

Department of Family Medicine, Rush Medical College, Chicago, IL, USA.

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Classifications MeSH