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Related Concept Videos

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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Lipid-Lowering Drugs: Statins and Miscellaneous Agents01:20

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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...
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Atherosclerosis III: Management01:26

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Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
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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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Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Distribution01:00

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

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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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Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles
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Lipid-modifying therapy in the elderly.

Ian Hamilton-Craig1, David Colquhoun2, Karam Kostner3

  • 1Griffith University School of Medicine, Griffith Health Institute, Gold Coast, QLD, Australia ; Flinders University School of Medicine, Adelaide, SA, Australia.

Vascular Health and Risk Management
|May 23, 2015
PubMed
Summary
This summary is machine-generated.

Cardiovascular disease (CVD) risk and hospitalization significantly increase with age. This review addresses lipid management in the elderly, highlighting treatment gaps and proposing evidence-based guidelines for older adults.

Keywords:
elderlylipid managementstatins

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Area of Science:

  • Gerontology
  • Cardiology
  • Pharmacology

Background:

  • Cardiovascular disease (CVD) mortality and morbidity rise with age due to cumulative exposure and risk factors.
  • Hospitalization for CVD is substantially higher in the elderly (85+ years) compared to younger populations.
  • Increasing life expectancy necessitates greater attention to lipid management in aging populations.

Purpose of the Study:

  • To review the current knowledge on managing lipid disorders in elderly individuals.
  • To address the challenges and controversies in lipid-lowering therapy for older adults.
  • To propose evidence-based guidelines for lipid management in the elderly.

Main Methods:

  • Comprehensive literature review of studies on lipid disorders and their management in the elderly.
  • Analysis of data regarding CVD risk factors, treatment rates, and clinical trial evidence in older age groups.
  • Synthesis of current knowledge to formulate management recommendations.

Main Results:

  • Lipid management is indicated for a growing number of older adults, particularly for secondary prevention and primary prevention in those aged 65-75.
  • Treatment rates for lipid-lowering drugs are significantly lower in the elderly, especially in the oldest groups (85+ years).
  • Data from randomized trials for elderly populations are limited, leading to controversies and suboptimal treatment.

Conclusions:

  • Effective lipid management in the elderly is complex, with insufficient evidence for optimal decision-making in many cases.
  • There is a critical need for improved evidence and guidelines to ensure appropriate lipid-lowering therapy in older adults.
  • This review provides a summary of current knowledge and proposes management strategies for lipid disorders in the elderly.