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Related Concept Videos

Chronic Kidney Disease I: Introduction01:25

Chronic Kidney Disease I: Introduction

Chronic Kidney Disease (CKD) arises when the kidneys progressively lose their ability to function, ultimately leading to end-stage renal disease. At this advanced stage, the kidneys can no longer filter waste or maintain essential body functions, requiring renal replacement therapy (RRT) through dialysis or a kidney transplant for survival.Early-stage chronic kidney disease and detection challengesIn CKD's early stages, symptoms often remain absent because healthy nephrons compensate for...
Chronic Kidney Disease III: Interprofessional Care01:28

Chronic Kidney Disease III: Interprofessional Care

Chronic kidney disease (CKD) requires collaborative and comprehensive management. CKD progresses through stages and can lead to end-stage kidney disease (ESKD) if untreated. Interprofessional collaboration and patient education are crucial, enabling patients to manage their health and improve their quality of life.Diagnostic approach for chronic kidney diseaseThe diagnosis of CKD primarily focuses on the glomerular filtration rate (GFR), which assesses kidney function by measuring how well...
Chronic Kidney Disease II: Clinical Manifestations01:24

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...
Chronic Kidney Disease IV: Nursing Management01:18

Chronic Kidney Disease IV: Nursing Management

Nursing management is essential for preventing complications, maintaining stability, and improving patients' quality of life in chronic kidney disease (CKD). By using a structured approach, nurses help slow CKD progression and support effective patient care​.1. Comprehensive patient assessmentEffective management begins with nurses reviewing the patient’s medical history, and identifying key risk factors like diabetes, hypertension, and nephrotoxic drug use. Nurses assess signs of fluid...
Factors Affecting Renal Clearance: Renal Impairment01:17

Factors Affecting Renal Clearance: Renal Impairment

Renal dysfunction significantly impairs the renal clearance of drugs, leading to potential complications in drug therapy. Renal failure, which can be caused by various factors, poses a significant challenge in the elimination of drugs from the body.
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
Nephrons01:10

Nephrons

The kidneys are intricate organs with millions of working units known as nephrons. Each nephron features two major structures: the renal corpuscle, which facilitates blood plasma filtration, and the renal tubule, which handles the glomerular filtrate. Blood supply is directly linked to the nephrons. The renal corpuscle consists of the glomerulus, a capillary network, and the Bowman's capsule, a double-walled epithelial structure that encases the glomerulus. The filtering of blood plasma happens...

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Related Experiment Video

Updated: Jul 7, 2026

Assessment of Vascular Function in Patients With Chronic Kidney Disease
08:50

Assessment of Vascular Function in Patients With Chronic Kidney Disease

Published on: June 16, 2014

Cognitive function in chronic kidney disease.

Magdalena Madero1, Ambreen Gul, Mark J Sarnak

  • 1Department of Medicine, Tufts-New England Medical Center, Boston, Massachusetts, USA.

Seminars in Dialysis
|February 7, 2008
PubMed
Summary
This summary is machine-generated.

Cognitive impairment is common in chronic kidney disease (CKD) and dialysis patients, increasing mortality risk. Further research is needed to identify risk factors and effective treatments for this vulnerable population.

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Area of Science:

  • Nephrology
  • Neurology
  • Public Health

Background:

  • Chronic kidney disease (CKD) is a growing global health concern with increasing incidence of kidney failure.
  • Cognitive impairment affects individuals across all stages of CKD, significantly impacting quality of life and mortality risk, especially in dialysis patients.
  • Vascular disease, including cerebrovascular disease, is a primary driver of cognitive impairment in CKD patients, more so than Alzheimer's disease.

Purpose of the Study:

  • To highlight the high prevalence of cognitive impairment in chronic kidney disease (CKD) patients.
  • To underscore the association between cognitive impairment and increased mortality in dialysis patients.
  • To emphasize the need for further research into risk factors and treatments for cognitive impairment in CKD.

Main Methods:

  • Review of existing literature on cognitive impairment in CKD.
  • Analysis of risk factors, including traditional and non-traditional vascular factors.
  • Consideration of non-vascular risk factors and hemodialysis procedure effects.

Main Results:

  • Cognitive impairment is prevalent in all stages of CKD.
  • Vascular disease is a major risk factor for cognitive impairment in CKD.
  • Dialysis patients face risks from vascular factors, non-vascular factors, and the hemodialysis procedure itself.

Conclusions:

  • Cognitive impairment is a significant and under-addressed complication of CKD.
  • Current understanding of risk factors for cognitive impairment in CKD is incomplete, limiting treatment development.
  • Further studies are essential to elucidate risk factors and evaluate therapeutic strategies for cognitive impairment in the CKD population.