Emerging Biomarkers for Early Detection of Chronic Kidney Disease

Maja Mizdrak1,2, Marko Kumrić2, Tina Tičinović Kurir2,3

  • 1Department of Nephrology and Hemodialysis, University Hospital of Split, 21000 Split, Croatia.

Insights

Early detection of chronic kidney disease (CKD) is crucial but hindered by a lack of ideal biomarkers. This review explores current and emerging diagnostic methods for prompt CKD identification and management.

Area of Science:

  • Nephrology
  • Biomarker Discovery
  • Diagnostic Methods

Background:

  • Chronic kidney disease (CKD) is a significant global health issue affecting over 10% of the population.
  • Early diagnosis and treatment are vital to prevent kidney function decline and adverse outcomes.
  • Current diagnostic methods, including serum creatinine and albuminuria, have limitations in early detection.

Purpose of the Study:

  • To provide a comprehensive overview of diagnostic methods for the early detection of CKD.
  • To discuss various markers of kidney injury, including glomerular and tubulointerstitial markers.
  • To explore the potential of novel approaches like omics, microbiota, and microRNA in early CKD diagnosis.

Main Methods:

  • Review of existing literature on CKD diagnostic methods.
  • Analysis of biomarkers for glomerular and tubulointerstitial injury.
  • Evaluation of emerging technologies such as omics, microbiota analysis, and microRNA profiling.

Main Results:

  • Current biomarkers like serum creatinine and cystatin C are insufficient for early CKD detection.
  • Markers of proximal tubule injury, including kidney injury molecule-1 (KIM-1), neutrophil gelatinase-associated lipocalin (NGAL), and liver fatty acid-binding protein (L-FABP), show promise.
  • Despite advancements, no single biomarker currently meets the criteria for an ideal early-detection marker for CKD.

Conclusions:

  • There is an urgent need for novel, noninvasive, and predictive biomarkers for early CKD detection.
  • Proximal tubule injury markers are central to understanding CKD progression.
  • Further research into omics, microbiota, and microRNA is essential for developing ideal early diagnostic tools for CKD.

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...
89
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...
92
Acute Kidney Injury IV: Diagnostic Studies and Prevention01:30

Acute Kidney Injury IV: Diagnostic Studies and Prevention

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...
67
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...
123
Serum Studies: Renal Function Tests01:24

Serum Studies: Renal Function Tests

Renal function tests are crucial for assessing kidney health, monitoring disease progression, and evaluating the kidneys' efficiency in waste elimination, fluid balance, and electrolyte regulation. These tests offer critical insights into kidney function, even though routine measurements may appear normal until there is a significant decline in the glomerular filtration rate or GFR. Typically, signs of kidney impairment only become evident when the GFR falls to about 50% of its normal level.
77
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...
173