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Related Concept Videos

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

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Metabolism

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...
Drug Dosing: Geriatric Patients01:15

Drug Dosing: Geriatric Patients

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...
Blood Studies for Cardiovascular System III: Serum Lipid Profile01:25

Blood Studies for Cardiovascular System III: Serum Lipid Profile

Understanding serum lipids is crucial for maintaining cardiovascular health and preventing heart disease and stroke.
Serum lipids are fats and fatty substances in the blood and are crucial for various bodily functions, including energy storage, cellular structure, and hormone production. Serum lipids consist of cholesterol, triglycerides, and phospholipids.
Cholesterol is a soft, fat-like substance found in all body cells. It is crucial for producing hormones, vitamin D, and substances that aid...
Lipid-Lowering Drugs: Statins and Miscellaneous Agents01:20

Lipid-Lowering Drugs: Statins and Miscellaneous Agents

Hyperlipidemia, a medical condition often referred to as high cholesterol, is characterized by abnormally elevated levels of lipids in the bloodstream. When present in excess, these lipids, specifically cholesterol and triglycerides, can lead to serious health complications, often involving cardiovascular diseases. Illnesses like atherosclerosis, heart attacks, and pancreatitis have all been linked to untreated hyperlipidemia. This means controlling and regulating cholesterol and triglyceride...
Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Excretion01:18

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Excretion

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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Related Experiment Video

Updated: Jul 3, 2026

Assessing Whole-Body Lipid-Handling Capacity in Mice
07:57

Assessing Whole-Body Lipid-Handling Capacity in Mice

Published on: November 24, 2020

Hyperlipidemia in the elderly.

Nicole Ducharme1, Rani Radhamma

  • 1Division of Endocrinology, Saint Louis University Medical Center, 1402 South Grand Boulevard, Donco Building, 2nd Floor, St. Louis, MO 63104, USA. nducharme3@hotmail.com

Clinics in Geriatric Medicine
|August 2, 2008
PubMed
Summary

As people live longer, the elderly population grows, increasing the risk of vascular diseases like heart attacks. Preventive therapies are crucial for managing these conditions and improving quality of life in older adults.

Related Experiment Videos

Last Updated: Jul 3, 2026

Assessing Whole-Body Lipid-Handling Capacity in Mice
07:57

Assessing Whole-Body Lipid-Handling Capacity in Mice

Published on: November 24, 2020

Area of Science:

  • Gerontology
  • Cardiovascular Medicine
  • Public Health

Background:

  • Global population is aging due to decreased fertility and mortality rates.
  • The number of centenarians has significantly increased, with exponential growth projected for the elderly population.
  • Vascular diseases account for over 25% of global deaths, disproportionately affecting individuals over 65.

Purpose of the Study:

  • To highlight the growing elderly population and its implications for healthcare.
  • To emphasize the significant burden of vascular diseases, particularly coronary heart disease, in older adults.
  • To underscore the importance of considering preventive therapies for cardiovascular conditions in the elderly, given their clinical and economic impact.

Main Methods:

  • This study is a review of current demographic and epidemiological trends.
  • Analysis of mortality data related to vascular diseases and age demographics.
  • Examination of the consequences of myocardial infarction beyond immediate fatality.

Main Results:

  • The elderly demographic is expanding rapidly worldwide.
  • Coronary heart disease mortality is highly concentrated in individuals aged 65 and older.
  • Myocardial infarction can lead to chronic conditions like congestive heart failure and ischemic cardiomyopathy, impacting quality of life.

Conclusions:

  • The aging population presents a growing challenge for public health and healthcare systems.
  • Preventive strategies for vascular diseases are essential to mitigate mortality and morbidity in the elderly.
  • The clinical and economic benefits of preventive therapies for cardiovascular health in older adults warrant careful consideration.