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Related Concept Videos

Chronic Kidney Disease II: Clinical Manifestations01:24

Chronic Kidney Disease II: Clinical Manifestations

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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...
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Nephrons01:10

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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...
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Renal Corpuscle01:20

Renal Corpuscle

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The glomerulus and Bowman's capsule are two essential components of the nephron, which is the functional unit of the kidney. These microscopic structures play a critical role in the process of blood filtration to produce urine.
Glomerulus: Structure and Function
The glomerulus is a tiny, intricate network of capillaries located at the beginning of the nephron. It's enveloped by the Bowman's capsule and receives its blood supply from an afferent arteriole, which divides into numerous...
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Nephrotic Syndrome I : Introduction01:24

Nephrotic Syndrome I : Introduction

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Nephrotic Syndrome is a chronic kidney disorder defined by clinical findings such as severe proteinuria, hypoalbuminemia, hyperlipidemia, and edema. These symptoms result from damage to the glomeruli, the kidney’s filtering units, increasing their permeability to proteins.Definition and Meaning:Proteinuria, defined as the loss of more than 3.5 grams of protein per day in adults, is a crucial feature of nephrotic syndrome. This condition is often accompanied by edema, the accumulation of...
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Nursing Assessment of the Genitourinary System II: Inspection and Palpation01:26

Nursing Assessment of the Genitourinary System II: Inspection and Palpation

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The nursing assessment of the genitourinary (GU) system involves a systematic inspection and palpation to identify abnormalities in the kidneys, bladder, and surrounding structures.InspectionMouth: Inspect for signs of kidney dysfunction, such as stomatitis (inflammation of the mouth) and ammonia breath, which may occur in advanced kidney disease due to the buildup of urea, breaking down into ammonia.Skin: Check for pallor, which could indicate anemia caused by kidney disease. Look for...
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Chronic Kidney Disease I: Introduction01:25

Chronic Kidney Disease I: Introduction

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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...
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Related Experiment Video

Updated: Apr 4, 2026

Implementing Patch Clamp and Live Fluorescence Microscopy to Monitor Functional Properties of Freshly Isolated PKD Epithelium
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Pruritus in Kidney Disease.

Sara A Combs1, J Pedro Teixeira2, Michael J Germain3

  • 1Department of Medicine, Harborview Medical Center, University of Washington, Seattle, WA.

Seminars in Nephrology
|September 11, 2015
PubMed
Summary
This summary is machine-generated.

Uremic pruritus (UP) affects 40% of end-stage renal disease patients, significantly impacting quality of life and mortality. Management involves optimizing kidney disease care and symptom relief, though specific therapies for UP are still under investigation.

Keywords:
Uremic prurituschronic kidney diseaseend-stage renal disease.

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Area of Science:

  • Nephrology
  • Dermatology
  • Clinical Medicine

Background:

  • Uremic pruritus (UP) is a prevalent and distressing symptom in chronic kidney disease (CKD) patients.
  • Approximately 40% of end-stage renal disease (ESRD) patients experience moderate to severe pruritus.
  • UP is linked to diminished quality of life, sleep disturbances, depression, and increased mortality.

Purpose of the Study:

  • To review the current understanding of uremic pruritus (UP) in chronic kidney disease (CKD).
  • To discuss the proposed pathogenesis and clinical presentation of UP.
  • To outline current and potential therapeutic strategies for managing UP.

Main Methods:

  • Literature review of epidemiologic data, proposed etiologies, and treatment modalities for uremic pruritus.
  • Analysis of clinical impact and patient-reported outcomes associated with UP.
  • Synthesis of information on diagnostic considerations and management strategies.

Main Results:

  • UP significantly impacts CKD patients' quality of life, sleep, and mental health, and is associated with higher mortality.
  • Potential contributing factors include systemic inflammation, mineral imbalances (parathyroid hormone, calcium, phosphorus), opiate receptor abnormalities, and neuropathic processes.
  • Treatment approaches include skin hydration, scratching avoidance, optimizing CKD care, and exploring therapies like gabapentin and phototherapy.

Conclusions:

  • Uremic pruritus is a complex condition with multifactorial causes and significant clinical consequences in CKD patients.
  • Initial management should focus on conservative measures and optimizing CKD management.
  • Further research is needed to establish effective, targeted therapies for UP, with several options showing promise.