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Diabetic Nephropathy

Diabetic Nephropathy

Definition Diabetic nephropathy is a chronic kidney complication that results from prolonged hyperglycemia.Prevalence It is the most common cause of chronic kidney disease (CKD) and end-stage renal disease (ESRD) worldwide, affecting up to half of individuals with diabetes.Pathophysiology • Sustained hyperglycemia triggers multiple hemodynamic and metabolic changes in the kidney. • Early in the disease, increased renal blood flow and glomerular hyperfiltration occur due to afferent arteriolar...

Diabetic Retinopathy

Diabetic Retinopathy

DefinitionDiabetic retinopathy is a microvascular complication of diabetes affecting the retinal blood vessels.Risk FactorsDiabetic retinopathy is present in almost all individuals with type 1 diabetes and more than 60% of those with type 2 diabetes after two decades of disease.The risk increases with poor glycemic control, hypertension, dyslipidemia, smoking, pregnancy, and puberty.Although cataracts and glaucoma are also more frequent in people with diabetes, retinopathy remains the leading...

Diabetic Neuropathy

Diabetic Neuropathy

DefinitionDiabetic neuropathy is nerve damage caused by long-standing diabetes mellitus. It results directly from prolonged high blood sugar levels.PathophysiologyThe pathophysiology of diabetic neuropathy involves both metabolic and vascular disturbances triggered by chronic hyperglycemia.Metabolic injury: Elevated glucose levels activate the polyol pathway within nerve cells, leading to the accumulation of sorbitol and fructose. This increases oxidative stress, disrupts normal nerve...

Diabetes Insipidus II: Pathophysiology

Diabetes Insipidus II: Pathophysiology

Normally, water balance is maintained through three interconnected mechanisms: the hypothalamic thirst center, the synthesis and release of antidiuretic hormone (ADH, or vasopressin), and the kidneys' responsiveness to this hormone. ADH is synthesized in the hypothalamus, released from the posterior pituitary, and acts on the distal nephron, allowing water reabsorption and concentrated urine production.Diabetes Insipidus and Its TypesIn diabetes insipidus (DI), this regulatory system is...

Nephrons

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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 happens...

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: Jun 3, 2026

Comparative Proteomic Analysis of Whole Kidney, Medulla, and Cortical Tubules in Diabetic Pathogenesis of Kidney Injury in Mice

Comparative Proteomic Analysis of Whole Kidney, Medulla, and Cortical Tubules in Diabetic Pathogenesis of Kidney Injury in Mice

Published on: May 2, 2025

Diabetic nephropathy in humans: pathologic diversity.

Elisabeth J J Valk¹, Jan A Bruijn, Ingeborg M Bajema

¹Department of Pathology, Leiden University Medical Center, Leiden, The Netherlands.

Current Opinion in Nephrology and Hypertension

|March 23, 2011

Summary

Diabetic nephropathy, a common diabetes complication, is being studied with new biomarkers. Combining these with histopathology offers a clearer understanding of this kidney disease.

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Assessment of Kidney Function in Mouse Models of Glomerular Disease

Assessment of Kidney Function in Mouse Models of Glomerular Disease

Published on: June 30, 2018

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Last Updated: Jun 3, 2026

Comparative Proteomic Analysis of Whole Kidney, Medulla, and Cortical Tubules in Diabetic Pathogenesis of Kidney Injury in Mice

Comparative Proteomic Analysis of Whole Kidney, Medulla, and Cortical Tubules in Diabetic Pathogenesis of Kidney Injury in Mice

Published on: May 2, 2025

Assessment of Kidney Function in Mouse Models of Glomerular Disease

Assessment of Kidney Function in Mouse Models of Glomerular Disease

Published on: June 30, 2018

Area of Science:

Nephrology
Endocrinology
Biomarker Discovery

Background:

Diabetic nephropathy is a major complication of both type 1 and type 2 diabetes.
It is a leading cause of kidney disease globally, necessitating improved diagnostic and prognostic tools.

Purpose of the Study:

To review recent findings on biomarkers for diagnosing diabetic nephropathy and predicting renal outcomes.
To discuss the importance of histologically confirmed disease in biomarker studies.
To introduce the 2010 classification system for diabetic nephropathy histopathology.

Main Methods:

Review of recent biomarker studies in plasma and urine for diabetic nephropathy.
Analysis of studies aiming to distinguish patients with or without diabetic nephropathy.
Evaluation of studies predicting renal outcomes in patients with diabetic nephropathy.

Main Results:

Numerous biomarkers have been identified for diagnosing diabetic nephropathy and evaluating therapies.
A new histopathological classification system for diabetic nephropathy was introduced in 2010.
Many studies lack histologically confirmed diabetic nephropathy, highlighting a gap in research.

Conclusions:

Integrating histopathological grading with biomarker data will enhance understanding of diabetic nephropathy.
Future research should focus on combining these approaches for more robust findings.