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Inattention tests for delirium.

Paul Regal1

  • 1University of Newcastle, NSW, Australia.

International Psychogeriatrics
|April 25, 2017
PubMed
Summary

This study critiques attention tests for diagnosing delirium, highlighting issues with training, medication requirements, and cognitive impairment labeling. It emphasizes the importance of rapid onset and recovery assessment for accurate delirium diagnosis.

Area of Science:

  • Gerontology
  • Neurology
  • Psychiatry

Background:

  • Critiques the methodology of Voyer et al. (2016) regarding attention tests for DSM-5 delirium diagnosis.
  • Questions research assistant training and the diagnostic criteria used, particularly concerning co-existing dementia.

Discussion:

  • Discusses limitations including medication adherence issues and the problematic lumping of dementia, confusion, and disorientation.
  • Examines the validity of specific tests within the Hierarchic Dementia Scale (HDS), noting they are not purely concentration indices.

Key Insights:

  • Delirium diagnosis requires specialized medical skills, focusing on behavioral triggers and cognitive decline speed.
  • The speed and amplitude of delirium onset and recovery are crucial indicators, as supported by the Central Coast Australia Delirium Intervention Study (CADIS).

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Outlook:

  • Recommends further research into validated, rapid attention tests for delirium assessment.
  • Suggests refining diagnostic criteria to better differentiate delirium from other cognitive impairments like dementia.