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Related Concept Videos

Drug Dosing: Geriatric Patients01:15

Drug Dosing: Geriatric Patients

193
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...
193
Pharmacodynamics in Geriatric Patients: Effects of Age01:27

Pharmacodynamics in Geriatric Patients: Effects of Age

168
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...
168
Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Metabolism01:18

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Metabolism

171
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...
171
Drug Therapy01:28

Drug Therapy

225
The advent of drug therapy has profoundly shaped modern mental health care, providing targeted treatments for a range of psychological disorders. Psychotherapeutic drugs, classified into antianxiety, antidepressant, and antipsychotic medications, address symptoms across anxiety disorders, mood disorders, and schizophrenia. While these medications have transformed patient outcomes, they require careful management due to their potential side effects and limitations.
Antianxiety Medications
225
Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Distribution01:00

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Distribution

195
Drug distribution in the human body is influenced by several factors, including plasma protein concentration, body composition, blood flow, tissue-protein concentration, and tissue fluid pH. Among these, changes in plasma protein concentration and body composition due to aging significantly affect how drugs are distributed within the body. Specifically, aging is associated with a decrease in albumin levels by about 10% and an increase in α1-acid glycoprotein levels. These alterations are...
195
Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Absorption01:22

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Absorption

199
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...
199

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Related Experiment Video

Updated: Jan 5, 2026

Symmetric Bihemispheric Postmortem Brain Cutting to Study Healthy and Pathological Brain Conditions in Humans
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[Multimorbidity in elder psychiatric patients].

Klaus Junghanns1, Tilman Wetterling2

  • 1Universität Lübeck, Klinik für Psychiatrie und Psychotherapie.

Fortschritte Der Neurologie-Psychiatrie
|October 19, 2019
PubMed
Summary
This summary is machine-generated.

Older psychiatric patients frequently experience multiple chronic somatic disorders, averaging 2.7 per person. This high prevalence of multimorbidity in geriatric psychiatry inpatients significantly impacts treatment outcomes.

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Last Updated: Jan 5, 2026

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Area of Science:

  • Geriatric Psychiatry
  • Internal Medicine
  • Public Health

Background:

  • Multimorbidity poses significant challenges in managing older adults' healthcare.
  • The intersection of psychiatric disorders and somatic conditions in the elderly is a critical area of concern.

Purpose of the Study:

  • To investigate the prevalence and patterns of somatic multimorbidity among older psychiatric inpatients.
  • To explore the association between organic brain disorders and co-occurring somatic conditions in this population.

Main Methods:

  • An exploratory study analyzing data from 941 inpatients aged over 65 admitted to a psychiatric hospital over 3 years.
  • Data collection within the Gerontopsychiatry study Berlin (Gepsy-B) framework.

Main Results:

  • Nearly all patients (94.2%) had at least one chronic somatic disorder, with an average of 2.7 disorders per patient.
  • Common conditions included cerebrovascular disorders (56.5%), hypertension (54.8%), heart disease/arrhythmias (52.2%), and diabetes mellitus type II (37.5%).
  • Significant disabilities like movement disorders (26.2%) and hearing loss (16.5%) were also prevalent; organic brain disorders were more common with somatic comorbidities.

Conclusions:

  • Older psychiatric patients frequently present with substantial somatic multimorbidity.
  • This high burden of physical illness likely limits the effectiveness of psychiatric treatment and overall patient outcomes.