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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...
Nephrotic Syndrome II : Assessment and Medical Management01:26

Nephrotic Syndrome II : Assessment and Medical Management

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 any history...
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...
Nephrotic Syndrome I : Introduction01:24

Nephrotic Syndrome I : Introduction

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 fluid...
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...

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[LCAT deficiency: a nephrological diagnosis].

Giuliano Boscutti1, Laura Calabresi, Stefano Pizzolitto

  • 1SOC di Nefrologia e Dialisi, ASS2 Isontina Ospedale S. Giovanni di Dio, Gorizia, Italy. guiliano.boscutti@ass2.sanita.fvg.it

Giornale Italiano Di Nefrologia : Organo Ufficiale Della Societa Italiana Di Nefrologia
|August 3, 2011
PubMed
Summary

Lecithin-cholesterol acyltransferase (LCAT) deficiency causes kidney disease and corneal opacities. Early diagnosis by nephrologists is crucial for managing this rare genetic condition and developing future therapies.

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Area of Science:

  • Genetics
  • Nephrology
  • Lipidology

Background:

  • Lecithin-cholesterol acyltransferase (LCAT) deficiency is a rare genetic disorder with autosomal recessive inheritance.
  • It manifests in two forms: familial lecithin:cholesterol acyltransferase deficiency (FLD) and fish eye disease (FED).
  • FLD presents with dyslipidemia, corneal opacities, anemia, and progressive nephropathy, often leading to end-stage renal disease.

Purpose of the Study:

  • To highlight the diagnostic challenges and clinical significance of LCAT deficiency, particularly FLD, in nephrology practice.
  • To emphasize the need for collaboration between nephrologists and lipidologists for accurate diagnosis.
  • To advocate for increased awareness and research into LCAT deficiency for improved patient outcomes and therapeutic development.

Main Methods:

  • Clinical case review and analysis of diagnostic criteria for FLD and FED.
  • Discussion of diagnostic tools including clinical signs, kidney biopsy histology, and lipid profile analysis.
  • Review of genetic basis involving LCAT gene mutations and their association with primary hypoalphalipoproteinemia.

Main Results:

  • FLD diagnosis relies on clinical suspicion (corneal opacities, anemia, nephropathy) and kidney biopsy findings, with definitive diagnosis requiring confirmation of extremely low HDL-cholesterol levels.
  • Primary hypoalphalipoproteinemia, linked to heterozygous LCAT mutations, is a risk factor for coronary artery disease.
  • Despite genetic advancements, epidemiological studies on LCAT deficiency have yielded limited insights, underscoring the importance of clinical knowledge dissemination.

Conclusions:

  • Nephrologists play a key role in the initial diagnosis of LCAT deficiency due to its severe renal manifestations.
  • Accurate diagnosis is essential, as some monogenic forms, particularly LCAT deficiency, may not follow typical prognostic patterns associated with low HDL-cholesterol.
  • Disseminating clinical knowledge among nephrologists is the most effective strategy to improve the identification and management of this rare disease, potentially paving the way for novel therapies.