Related Experiment Video
Updated: Jul 7, 2026
04:36
An Assay to Detect Protection of the Retinal Vasculature from Diabetes-Related Death in Mice
Published on: January 12, 2024
[Microalbuminuria and diabetic retinopathy]
V M Asensio-Sánchez1, B Rodríguez-Delgado, E García-Herrero
1Hospital General, Medina del Campo, Valladolid, España. vasensio@hmdc.sacyl.es
Archivos De La Sociedad Espanola De Oftalmologia
|February 9, 2008
Summary
Microalbuminuria affects 24.1% of insulin-dependent diabetes patients and is linked to severe diabetic retinopathy. Early renal function evaluation, including microalbuminuria testing, is crucial for managing diabetes complications.
Area of Science:
- Endocrinology
- Nephrology
- Ophthalmology
Context:
- Diabetic retinopathy and diabetic nephropathy are common microvascular complications of diabetes mellitus.
- Insulin-dependent diabetes (Type 1 diabetes) patients with longer disease duration are at higher risk.
- Microalbuminuria is an early marker of diabetic nephropathy.
Purpose:
- To determine the prevalence of microalbuminuria in insulin-dependent diabetic patients.
- To investigate the association between microalbuminuria and the severity of diabetic retinopathy.
Summary:
- A study of 360 insulin-dependent diabetic patients (minimum 5 years duration) found a 24.1% prevalence of microalbuminuria.
- Microalbuminuria was more common in males and patients with longer diabetes history.
- A significant association was observed between microalbuminuria and more severe stages of diabetic retinopathy.
Impact:
- Highlights the importance of routine renal function screening, including microalbuminuria testing, for all long-standing insulin-dependent diabetes patients.
- Suggests that microalbuminuria presence warrants closer ophthalmologic monitoring to prevent vision loss.
Related Concept Videos
01:28Diabetic 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...
01:27Diabetic 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...
01:19Type I Diabetes III: Clinical Manifestations
Type 1 diabetes mellitus typically presents with rapid-onset symptoms due to the body’s inability to utilize glucose in the absence of insulin. Since insulin is required for glucose uptake into cells, its deficiency leads to hyperglycemia and cellular energy deprivation, resulting in characteristic clinical features.Polyuria and PolydipsiaOne of the earliest, most prominent symptoms is polyuria (excessive urination). When blood glucose concentrations rise above the renal threshold, the kidneys...
01:22Complications of Diabetes Mellitus
Diabetes mellitus is a chronic metabolic disorder characterized by persistent hyperglycemia due to insulin deficiency, resistance, or both. Prolonged hyperglycemia disrupts metabolic homeostasis and leads to acute and chronic complications.Acute ComplicationsAcute complications result from sudden metabolic imbalance.Diabetic ketoacidosis (DKA) mainly appears in type 1 diabetes but may also develop in type 2 diabetes, particularly under extreme stress. It arises from severe insulin deficiency,...
01:25Type II Diabetes Mellitus III: Clinical Manifestations and Diagnosis
Type 2 diabetes mellitus develops gradually and is often asymptomatic in early stages.Clinical ManifestationsWhen symptoms appear, they include fatigue, blurred vision, pruritus, delayed wound healing, and recurrent infections, particularly candidal infections. Peripheral neuropathy may present as numbness or tingling in the extremities. Classic hyperglycemia symptoms—polyuria, polydipsia, and polyphagia—are less common. Most patients are overweight and frequently have associated hypertension...
01:26Nephrotic 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...