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Related Concept Videos

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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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 II : Assessment and Medical Management01:26

Nephrotic Syndrome II : Assessment and Medical Management

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IntroductionNephrotic syndrome is a kidney disorder marked by excessive protein loss in the urine, leading to various systemic complications. This condition often results from damage to the glomeruli—the kidney's filtering units—causing proteinuria, low blood protein levels, and fluid retention. Understanding the assessment, diagnosis, and management of nephrotic syndrome is essential for effective treatment and prevention of further kidney damage.AssessmentPatient History: Document...
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Nephrotic Syndrome III : Nursing Management01:24

Nephrotic Syndrome III : Nursing Management

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Nursing management for nephrotic syndrome adapts as the disease progresses, with strategies evolving to address advancing symptoms and complications.Early-Stage Management In the early stages, nursing interventions for nephrotic syndrome resemble those used in managing acute glomerulonephritis, focusing on symptom monitoring, fluid balance, and managing mild to moderate edema.Vital Signs: Regularly monitor blood pressure, pulse, respiratory rate, and temperature to promptly identify...
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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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Analyses of Proteinuria, Renal Infiltration of Leukocytes, and Renal Deposition of Proteins in Lupus-prone MRL/lpr Mice
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Lupus Membranous Nephropathy.

Claudio Ponticelli1, Gabriella Moroni2, Alessia Fornoni3

  • 1Nephrology, IRCCS Ospedale Maggiore Policlinico (retired), Milan, Italy.

Glomerular Diseases
|February 8, 2023
PubMed
Summary
This summary is machine-generated.

Lupus membranous nephropathy (LMN) is a rare kidney disease often causing nephrotic syndrome. Early detection and treatment are crucial to prevent chronic kidney disease progression and complications.

Keywords:
Chronic kidney diseaseGlomerular diseasesLupus nephritisMembranous nephropathyNephrotic syndrome

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Area of Science:

  • Nephrology
  • Immunology
  • Pathology

Background:

  • Lupus membranous nephropathy (LMN) is a rare autoimmune kidney disease.
  • It is frequently associated with nephrotic syndrome, characterized by significant proteinuria.

Purpose of the Study:

  • To review the literature on lupus membranous nephropathy (LMN).
  • To understand the histology, pathogenesis, and treatment of LMN.

Main Methods:

  • Literature search on PubMed using terms: lupus nephritis, membranous nephropathy (MN), LMN, nephrotic syndrome, Class V lupus nephritis.
  • Review of histological findings (light, immunofluorescence, electron microscopy) and pathogenetic mechanisms.

Main Results:

  • LMN histology resembles primary MN; specific classifications exclude proliferative lesions.
  • Immunofluorescence shows immunoglobulin and complement deposits; electron microscopy reveals subepithelial deposits and tubulo-reticular structures.
  • Pathogenesis involves lupus inflammation, autoantigens, immune complex assembly, and complement C5b-C9 activation, leading to podocyte injury and proteinuria.

Conclusions:

  • Management includes controlling hypertension, dyslipidemia, and diabetes.
  • Hydroxychloroquine and vitamin D are recommended; immunosuppression is reserved for nephrotic proteinuria.
  • Early detection and treatment of renal flares are vital to prevent chronic kidney disease (CKD) progression.