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Elderly individuals encompass a diverse population with varying degrees of age-related physiological changes. Defining the elderly presents challenges, as the geriatric population is often arbitrarily categorized as individuals older than 65. However, many individuals in this group lead active and healthy lives, with an increasing number surpassing 85 years and falling into the older elderly category. Physiological changes associated with aging impact performance capacity and homeostatic...
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Age-related pharmacokinetic changes are extensively documented, but understanding age-related pharmacodynamic alterations is relatively limited. This knowledge gap can be partly attributed to the complexity of developing appropriate measures of drug responses compared to bioanalytical methods for determining drug concentrations.Most information regarding age-related differences in human pharmacodynamics originates from cross-sectional studies. However, these studies assume that observed mean...
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Updated: May 13, 2026

Assessment of Dependence in Activities of Daily Living Among Older Patients in an Acute Care Unit
06:52

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Published on: September 30, 2020

Delirium in the elderly.

Suraj Alakkassery1, Joseph H Flaherty

  • 1Department of Internal Medicine, Division of Geriatric Medicine, Saint Louis University School of Medicine, Missouri, USA. salakkas@slu.edu

Le Journal Medical Libanais. the Lebanese Medical Journal
|March 7, 2013
PubMed
Summary
This summary is machine-generated.

Delirium, a common acute condition in older adults, is treatable with early diagnosis and management. Preventive strategies are crucial for high-risk individuals, but prompt identification of underlying causes is essential for effective intervention.

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Area of Science:

  • Geriatrics
  • Internal Medicine
  • Critical Care Medicine

Background:

  • Delirium is a frequent complication in acute care settings, particularly affecting elderly and frail patients.
  • It is linked to adverse outcomes but is treatable with timely diagnosis and intervention.
  • Risk factors include malnutrition, polypharmacy, infections, and pre-existing cognitive impairment.

Purpose of the Study:

  • To outline the importance of early diagnosis and management of delirium.
  • To emphasize preventive measures for high-risk populations.
  • To guide clinicians on identifying and managing delirium effectively.

Main Methods:

  • Review of clinical features and diagnostic criteria (DSM criteria, screening tools).
  • Emphasis on identifying and addressing underlying causative factors.
  • Discussion of treatment strategies, including non-pharmacological and pharmacological approaches.

Main Results:

  • Delirium is a treatable condition if diagnosed and managed early.
  • Preventive measures are vital for at-risk patients.
  • Identifying and treating the underlying cause is the cornerstone of delirium management.

Conclusions:

  • Clinicians must be familiar with delirium's presentation and diagnostic tools.
  • Prompt investigation of causative factors is essential for targeted treatment.
  • While non-pharmacological methods are primary, medication may be considered when other interventions fail.