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Related Concept Videos

Complications of Diabetes Mellitus01:22

Complications 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,...
Diabetes: Symptoms, Diagnosis, and Complications01:15

Diabetes: Symptoms, Diagnosis, and Complications

For most patients, experiencing several weeks of polyuria, polydipsia, fatigue, and significant weight loss may indicate the presence of diabetes. Furthermore, adults displaying the phenotypic appearance of type 2 diabetes (particularly those who are obese and not initially insulin-requiring), may have islet cell autoantibodies, suggesting autoimmune-mediated β cell destruction and a diagnosis of latent autoimmune diabetes of adults (LADA). The categorization of glucose homeostasis is based on...
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...
Type I Diabetes III: Clinical Manifestations01:19

Type 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...
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...
Diabetes Mellitus: Type 2 and Gestational01:22

Diabetes Mellitus: Type 2 and Gestational

Type 2 diabetes, characterized by insulin resistance, arises when the insulin receptors on cells lose responsiveness to insulin, diminishing the cell's capacity to take up glucose, resulting in elevated blood glucose levels. To receive a diagnosis of Type 2 diabetes, a series of blood glucose tests are necessary to assess whether the blood glucose falls within normal parameters. If the result is out of the normal range, a patient may be diagnosed as prediabetic or diabetic, depending on the...

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Related Experiment Video

Updated: Jun 18, 2026

An Assay to Detect Protection of the Retinal Vasculature from Diabetes-Related Death in Mice
04:36

An Assay to Detect Protection of the Retinal Vasculature from Diabetes-Related Death in Mice

Published on: January 12, 2024

[Diabetes-specific complications in prediabetes].

Zsuzsanna Putz1, Péter Kempler, György Jermendy

  • 1Fovárosi Bajcsy-Zsilinszky Kórház III. Belgyógyászati Osztály Budapest Maglódi út 89-91. zsuzsannaputz@yahoo.com

Orvosi Hetilap
|November 14, 2009
PubMed
Summary
This summary is machine-generated.

Prediabetes, often overlooked, can manifest microangiopathic complications like retinopathy and nephropathy. Lifestyle modifications can reduce the risk of developing type 2 diabetes and its associated complications in prediabetes patients.

Related Experiment Videos

Last Updated: Jun 18, 2026

An Assay to Detect Protection of the Retinal Vasculature from Diabetes-Related Death in Mice
04:36

An Assay to Detect Protection of the Retinal Vasculature from Diabetes-Related Death in Mice

Published on: January 12, 2024

Area of Science:

  • Endocrinology
  • Metabolic Disorders
  • Diabetes Complications

Context:

  • The prevailing view is that diabetes complications only arise in overt diabetes mellitus.
  • However, clinical evidence suggests microangiopathic complications can occur in prediabetes.
  • Prediabetes is characterized by impaired glucose tolerance.

Purpose:

  • To investigate the occurrence of diabetes-specific microangiopathic complications in prediabetes.
  • To evaluate the impact of lifestyle modification on prediabetes outcomes.

Summary:

  • Microangiopathic complications (diabetic retinopathy, nephropathy, neuropathy) can be present in individuals with prediabetes.
  • Non-pharmacological interventions, such as lifestyle modifications, are effective in reducing the incidence of newly diagnosed type 2 diabetes.
  • Lifestyle changes also decrease cardiovascular risk factors and microangiopathic complications in prediabetes.

Impact:

  • Highlights the importance of early detection and intervention in prediabetes.
  • Emphasizes the role of lifestyle modifications in preventing diabetes progression and complications.
  • Challenges the traditional understanding of diabetes complication onset.