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Chronic Kidney Disease III: Interprofessional Care01:28

Chronic Kidney Disease III: Interprofessional Care

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

Chronic Kidney Disease IV: Nursing Management

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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...
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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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Factors Affecting Renal Clearance: Renal Impairment01:17

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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.
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Acute Kidney Injury IV: Diagnostic Studies and Prevention01:30

Acute Kidney Injury IV: Diagnostic Studies and Prevention

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Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...
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Acute Kidney Injury VI: Nursing Management01:22

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Acute Kidney Injury (AKI) results in an inability to maintain fluid, electrolyte, and acid-base balance. Effective nursing management is critical in improving patient outcomes and includes comprehensive patient assessment and targeted interventions.Comprehensive Patient AssessmentA detailed history collection is essential, focusing on any recent infections, nephrotoxic medication use, or chronic conditions such as hypertension and diabetes that may contribute to AKI. During the physical...
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Updated: Sep 14, 2025

5/6th Nephrectomy in Combination with High Salt Diet and Nitric Oxide Synthase Inhibition to Induce Chronic Kidney Disease in the Lewis Rat
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Sodium Intake Estimation in Chronic Kidney Disease: From Measurement Methods to Clinical Outcomes.

Baris Afsar1, Rengin Elsurer Afsar1, Bahar Bastani1

  • 1Saint Louis University, School of Medicine, Division of Nephrology, St. Louis, MO, USA.

Turkish Journal of Nephrology
|July 21, 2025
PubMed
Summary

Estimating salt intake in chronic kidney disease (CKD) is challenging due to various factors. Current methods for measuring sodium consumption in CKD patients have limitations, necessitating further research for improved accuracy.

Keywords:
Chronic kidney diseaseFood frequency questionnairesFood recallFood recordsSodiumUrinary sodium excretion

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Area of Science:

  • Nephrology
  • Dietary Science
  • Clinical Research

Background:

  • The relationship between salt intake and chronic kidney disease (CKD) progression is unclear, potentially due to varied measurement methods.
  • Accurate sodium intake assessment in CKD is difficult due to circadian rhythm changes, creatinine formula issues, and patient-specific factors like cognitive impairment.

Purpose of the Study:

  • To provide a comprehensive overview of the methodologies used for estimating sodium/salt intake in individuals diagnosed with chronic kidney disease.
  • To highlight the challenges and limitations associated with current sodium intake measurement techniques in the context of CKD.

Main Methods:

  • A systematic literature review was performed using major scientific databases: PubMed, Embase, Cochrane Library, and Web of Science.
  • A broad search strategy was employed, incorporating keywords related to urinary sodium excretion, dietary assessment tools, and chronic kidney disease.

Main Results:

  • Multiple methods exist for quantifying sodium intake in CKD patients, but none are universally accurate or without limitations.
  • Established formulas for sodium estimation are often based on healthy populations, with limited availability and external validation of CKD-specific formulas.

Conclusions:

  • All current methods for assessing sodium intake in CKD patients present distinct advantages and disadvantages.
  • Further research is crucial to develop and validate more precise and reliable methods for measuring sodium consumption in individuals with chronic kidney disease.