[The clinico-pathological significance of hematuria in diabetics]

N Matsumura1, M Hanatani, T Nishino

  • 1First Department of Internal Medicine, Nara Medical University, Japan.

Nihon Jinzo Gakkai Shi
|September 1, 1994
PubMed

Insights

Glomerular hematuria in diabetes mellitus patients often signals advanced diabetic nephropathy or coexisting glomerulonephritis. This finding highlights the importance of monitoring for kidney complications in diabetic individuals.

Area of Science:

  • Nephrology
  • Diabetology
  • Pathology

Context:

  • Diabetes mellitus is a leading cause of chronic kidney disease.
  • Glomerular hematuria is a potential indicator of renal pathology.
  • Understanding its significance in diabetic patients is crucial for early diagnosis and management.

Purpose:

  • To investigate the clinical and pathological significance of glomerular hematuria in patients with diabetes mellitus.
  • To correlate the presence of glomerular hematuria with diabetic nephropathy severity and other renal complications.

Summary:

  • A clinico-pathological study of 154 diabetes mellitus patients identified glomerular hematuria in 16.9%.
  • Patients with glomerular hematuria exhibited significantly higher rates of diabetic retinopathy, hypertension, massive proteinuria, insulin therapy, elevated serum creatinine, and advanced histological lesions.
  • These findings suggest glomerular hematuria indicates advanced diabetic nephropathy or concurrent primary glomerulonephritis.

Impact:

  • Highlights glomerular hematuria as a key indicator for advanced kidney disease in diabetic patients.
  • Emphasizes the need for thorough renal evaluation in diabetic patients presenting with hematuria.
  • Informs clinical practice regarding the early detection and management of diabetic nephropathy and associated glomerulonephritis.

Related Concept Videos

Renal Corpuscle01:20

Renal Corpuscle

The glomerulus and Bowman's capsule are two essential components of the nephron, which is the functional unit of the kidney. These microscopic structures play a critical role in the process of blood filtration to produce urine.
Glomerulus: Structure and Function
The glomerulus is a tiny, intricate network of capillaries located at the beginning of the nephron. It's enveloped by the Bowman's capsule and receives its blood supply from an afferent arteriole, which divides into numerous capillaries...
Urine Studies I: Urinalysis01:29

Urine Studies I: Urinalysis

Urinalysis is a widely used diagnostic test that analyzes urine's physical, chemical, and microscopic characteristics. Healthcare providers use it to detect and monitor various health conditions, including renal disease, urinary tract infections (UTIs), diabetes, and metabolic or systemic disorders.Components of UrinalysisUrinalysis consists of three primary components: physical, chemical, and microscopic examination. Each provides unique insights into the urine sample and, by extension, the...
Type II Diabetes Mellitus III: Clinical Manifestations and Diagnosis01:25

Type 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...
Hyperglycemia01:29

Hyperglycemia

Hyperglycemia is an abnormally high blood glucose level. It is diagnosed by fasting glucose ≥126 mg/dL, 2-hour oral glucose tolerance test (or OGTT) ≥200 mg/dL, random glucose ≥200 mg/dL with symptoms, or HbA1c ≥6.5%. However, HbA1c results may be unreliable in certain conditions, such as anemia or hemoglobinopathies, and the diagnosis should be confirmed unless classic symptoms are present. Postprandial hyperglycemia is typically considered significant when glucose levels exceed 180 mg/dL two...
Diabetic Retinopathy01:27

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 Nephropathy01:28

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...