Perioperative Bottom‐Up vs. Top‐Down Attention Impairments in Postoperative Delirium

Among older surgical patients, attention impairments associated with POD manifest preoperatively and postoperatively as distinct patterns, namely preoperative impairments in top-down (DAN-regulated) attention processing and postoperative deterioration in top-down (DAN-regulated) and bottom-up (VAN-regulated) processing. Future research should combine the Posner paradigm with EEG/MEG/MRI to pinpoint the source of these POD impairments.

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Publication Details

Journal
Alzheimer s & Dementia
Published
2025-12-01
DOI
https://doi.org/10.1002/alz70861_108129
Primary Topic
Intensive Care Unit Cognitive Disorders
Type
article
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article

Perioperative Bottom‐Up vs. Top‐Down Attention Impairments in Postoperative Delirium

Melody Reese, Joseph P. Mathew, Mary Cooter, Kenneth Roberts et al.
Alzheimer s & Dementia
Intensive Care Unit Cognitive Disorders
article

Perioperative Bottom‐Up vs. Top‐Down Attention Impairments in Postoperative Delirium

Melody Reese, Joseph P. Mathew, Mary Cooter, Kenneth Roberts, Heather Elizabeth Whitson, Michael J. Devinney, Tyler H. Reekes, M. Berger, Marty G. Woldorff, Harvey Jay Cohen, Jeffrey N. Browndyke
article en

Abstract

Among older surgical patients, attention impairments associated with POD manifest preoperatively and postoperatively as distinct patterns, namely preoperative impairments in top-down (DAN-regulated) attention processing and postoperative deterioration in top-down (DAN-regulated) and bottom-up (VAN-regulated) processing. Future research should combine the Posner paradigm with EEG/MEG/MRI to pinpoint the source of these POD impairments.

Alzheimer s & DementiaVol. 21(S7)
University of North Carolina at Charlotte (US), Duke University (US), Duke Medical Center (US), Durham VA Medical Center (US), Duke University Hospital (US)
Openalex Percentile: Top 33%
Intensive Care Unit Cognitive Disorders
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