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Related Concept Videos

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Absorption01:22

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Absorption

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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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...
Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Distribution01:00

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Distribution

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 not...
Pharmacodynamics in Geriatric Patients: Effects of Age01:27

Pharmacodynamics in Geriatric Patients: Effects of Age

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

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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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Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...

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Walk with Me Hybrid Virtual/In-Person Walking for Older Adults with Neurodegenerative Disease
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Travel recommendations for older adults.

Christie M Reed1

  • 1Travelers' Health Division of Global Migration and Quarantine, Centers for Disease Control and Prevention, 1600 Clifton Road, MS E-03, Atlanta, GA 30333, USA. creed@cdc.gov

Clinics in Geriatric Medicine
|July 17, 2007
PubMed
Summary

Older adults traveling abroad need careful health preparation due to physiological changes and potential medical conditions. Seeking travel medicine advice 4-6 weeks before departure is crucial for a healthy trip.

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Area of Science:

  • Geriatric Medicine
  • Travel Medicine
  • Public Health

Background:

  • Older adults face unique health risks during international travel, including physiological changes, chronic conditions, and altered immune status.
  • Cardiovascular events and injuries are leading causes of death for travelers abroad, particularly among the elderly.
  • The dynamic nature of global health threats necessitates up-to-date knowledge in travel medicine.

Purpose of the Study:

  • To highlight the importance of pre-travel health assessments for older adults.
  • To emphasize the need for proactive medical planning for international travel in this demographic.
  • To underscore the role of travel medicine specialists in managing risks for elderly travelers.

Main Methods:

  • Review of existing literature on geriatric travel health risks.
  • Analysis of mortality data for international travelers.
  • Guidelines for pre-travel consultations.

Main Results:

  • Older age is a significant factor influencing travel preparation due to physiological and immunological considerations.
  • Cardiovascular events and injuries represent the primary causes of mortality during international travel.
  • Early consultation (4-6 weeks pre-departure) is recommended for optimal travel health planning.

Conclusions:

  • Comprehensive pre-travel medical evaluations are essential for older adults undertaking international travel.
  • Travel medicine requires continuous learning and adaptation to evolving global health landscapes.
  • Clinicians should be prepared to advise travelers or refer them to specialists for complex cases.