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Related Concept Videos

Drug Dosing: Geriatric Patients01:15

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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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Pharmacodynamics in Geriatric Patients: Effects of Age01:27

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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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Antipsychotic drugs are a crucial treatment method for acute and chronic psychoses, bipolar illness, and behavioral disorders. The selection of these drugs depends on several factors, including the state of the disease, clinical judgment, possible drug interactions, and the patient's sensitivity to adverse effects. In immediate scenarios, such as delirium and dementia, short-term treatment with low doses of high-potency typical or atypical agents can effectively manage symptom exacerbation.
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Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Excretion01:18

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In geriatric patients, renal physiology undergoes significant changes, including diminished renal blood flow and a lower glomerular filtration rate (GFR), leading to alterations in medication clearance. Drugs such as aminoglycoside antibiotics, lithium, and digoxin, which rely on glomerular filtration for removal from the body, particularly impact pharmacokinetics. These drugs tend to have slower clearance rates in older adults, necessitating careful dosage considerations.Evaluation of renal...
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Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Absorption01:22

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As individuals age, their body's physiology evolves, affecting drug pharmacokinetics. The most apparent changes occur in the gastrointestinal tract, where an increase in gastric pH, a delay in gastric emptying, and a reduction in gastrointestinal motility are observed. Remarkably, these changes do not substantially modify the absorption of orally administered drugs, particularly those absorbed via passive diffusion.Transdermal drug delivery emerges as a highly viable method for older adults due...
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Geriatric patients show significant variation in how their bodies process medications, which can change how effective and safe treatments are. The liver is the primary organ where drug metabolism occurs, involving two main types of chemical reactions: phase I and II. Phase I metabolism is driven by the cytochrome P450 enzyme system, which includes key types such as CYP3A, CYP2D6, and CYP2C9. Research indicates that while aging doesn't notably alter the levels or activity of these enzymes, it...
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Psychiatric Emergencies in the Elderly.

Veronica Sikka1, S Kalra2, Sagar Galwankar3

  • 1Orlando VA Medical Center Emergency Medicine, Richmond, VA, USA; Emergency Medicine, UCF School of Medicine, Orlando, FL, USA.

Emergency Medicine Clinics of North America
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Summary
This summary is machine-generated.

The global geriatric population is rapidly expanding, leading to more elderly patients with complex medical and psychiatric conditions in emergency departments. Effective management necessitates an integrated team approach across medical specialties.

Keywords:
AbuseDeliriumDementiaDepressionElderlyGeriatric psychiatric emergenciesNPHPsychiatric emergencies

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Area of Science:

  • Geriatric Medicine
  • Public Health
  • Emergency Medicine

Background:

  • Global life expectancy is increasing, leading to a significant rise in the geriatric population.
  • By 2050, individuals aged 65 and older are projected to constitute over 20% of the global population, a 147% increase.
  • Geriatric patients increasingly present to emergency departments with complex medical and psychiatric disorders.

Purpose of the Study:

  • To highlight the growing challenge of managing complex geriatric patients in emergency settings.
  • To emphasize the need for specialized approaches in geriatric emergency care.
  • To advocate for interdisciplinary collaboration in addressing the healthcare needs of the elderly.

Main Methods:

  • This study is a review and analysis of demographic trends and healthcare challenges.
  • It synthesizes current data on geriatric population growth and associated health issues.
  • It discusses the implications for emergency department services and patient management.

Main Results:

  • The geriatric population is experiencing unprecedented growth, posing new demands on healthcare systems.
  • Emergency departments are seeing a higher volume of elderly patients with complex comorbidities.
  • Existing healthcare models may be insufficient to address the specialized needs of this demographic.

Conclusions:

  • An integrated team approach involving emergency medicine, psychiatry, and hospitalist medicine is crucial.
  • Proactive strategies and specialized geriatric care pathways are needed in emergency departments.
  • Healthcare systems must adapt to effectively manage the increasing complexity of geriatric care.