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Related Concept Videos

Drug Dosing: Geriatric Patients01:15

Drug Dosing: Geriatric Patients

41
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...
41
Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Excretion01:18

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Excretion

95
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...
95
Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Distribution01:00

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Distribution

30
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...
30
Psychoneuroimmunology: Diabetes and Cancer01:19

Psychoneuroimmunology: Diabetes and Cancer

96
Chronic stress has been linked to both the onset and progression of serious health conditions, including Type 2 diabetes and cancer. Type 2 diabetes, a widespread chronic illness, is closely associated with obesity and insulin resistance, both of which often worsen under stress. Studies indicate that men experiencing high levels of chronic stress face a 45% higher risk of developing diabetes compared to those with minimal stress. Stress triggers physiological responses that elevate blood...
96
Pharmacodynamics in Geriatric Patients: Effects of Age01:27

Pharmacodynamics in Geriatric Patients: Effects of Age

51
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...
51
Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Metabolism01:18

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Metabolism

34
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...
34

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Related Experiment Video

Updated: Oct 22, 2025

Development of an Insert Co-culture System of Two Cellular Types in the Absence of Cell-Cell Contact
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[Malignant Diseases in the Elderly].

Valentin Goede, Michael von Bergwelt-Baildon

    Deutsche Medizinische Wochenschrift (1946)
    |August 27, 2021
    PubMed
    Summary

    Elderly cancer patients require frailty assessments for safe treatment. Integrating geriatric care improves outcomes for older adults with malignant diseases, despite increased complication risks.

    Area of Science:

    • Geriatric oncology
    • Oncology
    • Geriatrics

    Background:

    • The majority of newly diagnosed cancer patients are elderly (≥70 years).
    • Frailty, an increased vulnerability to stressors in older age, presents significant challenges in cancer care.
    • Older cancer patients face higher complication risks during oncological work-up and treatment.

    Purpose of the Study:

    • To provide an overview of current evidence on diagnosing and treating elderly patients with malignant diseases.
    • To highlight the importance of systematic frailty assessment in older cancer patients.
    • To emphasize the role of geriatric co-management in optimizing cancer treatment for the elderly.

    Main Methods:

    • Systematic assessment of frailty using standard tools for elderly cancer patients.

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  • Consideration of frailty assessment results in oncological treatment decisions, including interdisciplinary tumor conferences.
  • Integration of geriatric co-management strategies.

    • Main Results:

    • Advances in surgery, irradiation, and precision medicine enable cancer treatment in older and frail individuals.
    • Frailty assessment is crucial for guiding treatment decisions and initiating geriatric co-management.
    • Close cooperation between physicians and medical staff is essential for managing elderly patients.

    Conclusions:

    • Systematic frailty assessment is a prerequisite for effective and safe cancer treatment in the elderly.
    • Geriatric co-management, supported by emerging evidence, is vital for this patient population.
    • Personalized medicine and advanced therapies offer new possibilities but require careful management of risks in frail older adults.