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Related Concept Videos

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...
Diabetic Nephropathy01:28

Diabetic Nephropathy

Definition Diabetic nephropathy is a chronic kidney complication that results from prolonged hyperglycemia.Prevalence It is the most common cause of chronic kidney disease (CKD) and end-stage renal disease (ESRD) worldwide, affecting up to half of individuals with diabetes.Pathophysiology • Sustained hyperglycemia triggers multiple hemodynamic and metabolic changes in the kidney. • Early in the disease, increased renal blood flow and glomerular hyperfiltration occur due to afferent arteriolar...
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Chronic Kidney Disease II: Clinical Manifestations

Chronic Kidney Disease (CKD) progressively impairs multiple body systems due to the accumulation of uremic toxins, which disrupt cellular functions across various organs.Neurologic symptomsNeurologic symptoms often arise early in CKD, as uremic toxin buildup drives changes in cognitive and motor functions. Patients frequently experience fatigue, headache, confusion, difficulty concentrating, and, in severe cases, seizures. Peripheral neuropathy commonly manifests as burning sensations in the...
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...
Chronic Kidney Disease I: Introduction01:25

Chronic Kidney Disease I: Introduction

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Related Experiment Videos

Contrast associated nephropathy in the elderly.

Félix Carrillo-Alvira1, Carlos G Rivera-Bermúdez, Ivonne Z Jiménez-Velázquez

  • 1Internal Medicine Department, Geriatric Medicine Program, University of Puerto Rico, Medical Sciences Campus, San Juan, PR.

Boletin De La Asociacion Medica De Puerto Rico
|February 21, 2009
PubMed
Summary
This summary is machine-generated.

Contrast medium studies are vital for older adults with conditions like heart disease and diabetes. Understanding and preventing contrast-induced nephropathy is crucial to reduce illness and death in the elderly.

Related Experiment Videos

Area of Science:

  • Radiology
  • Nephrology
  • Geriatrics

Background:

  • Contrast medium studies are essential diagnostic and management tools across medical specialties.
  • The aging population often presents with comorbidities, increasing the need for these procedures.
  • Iodine contrast media can induce nephropathy, a significant complication particularly in the elderly.

Purpose of the Study:

  • To highlight the importance of understanding contrast-associated nephropathy in geriatric patients.
  • To emphasize the preventable nature of contrast-induced nephropathy.
  • To underscore the need for strategies to prevent morbidity and mortality from this complication in the elderly.

Main Methods:

  • Review of current literature on contrast medium usage in the elderly.
  • Analysis of risk factors and preventative measures for contrast-induced nephropathy.
  • Focus on the geriatric population and their specific vulnerabilities.

Main Results:

  • Contrast-induced nephropathy is a common and preventable complication in the aged.
  • Increased prevalence of comorbidities like coronary artery disease and diabetes mellitus exacerbates risk.
  • Proactive management is essential to mitigate adverse outcomes.

Conclusions:

  • Preventing contrast-induced nephropathy is critical for improving geriatric patient outcomes.
  • Further research and clinical guidelines are needed to optimize the safe use of contrast media in the elderly.
  • Early detection and intervention strategies are paramount in managing nephropathy risk.