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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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Aging is a complex biological phenomenon influenced by various processes that affect cellular and systemic functions. Several prominent theories attempt to explain its mechanisms, highlighting cellular limitations, oxidative damage, and hormonal changes as central factors in aging.
Cellular Clock Theory
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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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Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...
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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...
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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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Updated: Apr 17, 2026

A Machine Learning Approach to Design an Efficient Selective Screening of Mild Cognitive Impairment
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Aging population.

Deborah Ellison1, Danielle White1, Francisca Cisneros Farrar1

  • 1School of Nursing, Austin Peay State University, PO Box 4658, Clarksville, TN 37044, USA.

The Nursing Clinics of North America
|February 15, 2015
PubMed
Summary
This summary is machine-generated.

Frontline nurses face challenges caring for aging patients with multiple chronic conditions. This toolkit offers resources and skills to improve care planning and patient outcomes for the growing elderly population.

Keywords:
ACESComplexity of careEnd of lifeIndividualized agingOlder adultPain managementPhysiologic changes with agingTransitions

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Area of Science:

  • Gerontology
  • Nursing Science
  • Healthcare Management

Background:

  • The aging population represents a significant and growing segment of hospitalized patients, comprising 46% of critical care and 60% of medical-surgical patients.
  • Acutely ill older adults often present with multiple chronic conditions, increasing the complexity of their care and posing challenges for frontline nursing staff.

Purpose of the Study:

  • To provide a comprehensive toolkit of resources and clinical skills for frontline nurses.
  • To empower nurses in developing effective, individualized care plans for older adults.
  • To enhance the quality, safety, and accountability of care for the aging patient population.

Main Methods:

  • This article synthesizes existing resources and clinical best practices.
  • It focuses on strategies for individualized care, managing complex patient needs, and facilitating smooth transitions of care.
  • The approach emphasizes practical application for frontline nursing staff.

Main Results:

  • The toolkit equips nurses with essential gerontological skills tailored to the unique needs of older patients.
  • It facilitates the development of safe, high-quality, and accountable care plans.
  • Resources are provided to address the complexities inherent in geriatric care and care transitions.

Conclusions:

  • Nurses equipped with specialized gerontological skills can provide improved care for the aging population.
  • The toolkit supports nurses in managing the complexities of chronic conditions and care transitions in older adults.
  • Empowering frontline nurses with these resources leads to positive patient outcomes and enhances the standard of geriatric care.