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Related Concept Videos

Type II Diabetes II: Pathophysiology01:24

Type II Diabetes II: Pathophysiology

PathophysiologyType 2 diabetes mellitus (T2DM ) is a chronic metabolic disorder characterized by insulin resistance and progressive pancreatic β-cell dysfunction, leading to impaired glucose homeostasis. It results from interactions among genetic predisposition, environmental factors, and metabolic stressors, such as overnutrition and a sedentary lifestyle.Insulin Resistance and Glucose DysregulationEarly T2DM involves insulin resistance in skeletal muscle, adipose tissue, and the liver.
Type I Diabetes II: Pathophysiology01:26

Type I Diabetes II: Pathophysiology

Type 1 diabetes mellitus arises from an immune-mediated destruction of pancreatic β-cells, resulting in an absolute deficiency of insulin. This process develops in genetically susceptible individuals when autoimmunity, environmental exposures, and immunologic dysregulation converge to trigger a targeted attack on the insulin-producing cells of the pancreas. The β-cells are located within the islets of Langerhans and are essential for regulating blood glucose by facilitating cellular uptake of...
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...
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...
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,...
Diabetic Neuropathy01:22

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...

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Related Experiment Video

Updated: May 31, 2026

Glycemic Impact on Knee Osteoarthritis Symptoms on Physical, Radiographic, and Inflammatory Markers among Individuals Aged 50 and Over with Diabetes
07:22

Glycemic Impact on Knee Osteoarthritis Symptoms on Physical, Radiographic, and Inflammatory Markers among Individuals Aged 50 and Over with Diabetes

Published on: March 7, 2025

[Diabetes and osteoporosis].

Zsuzsanna Valkusz1

  • 1Szegedi Tudományegyetem, Általános Orvostudományi Kar I. Belgyógyászati Klinika Szeged Korányi fasor 8. 6720. valkusz@freemail.hu

Orvosi Hetilap
|June 30, 2011
PubMed
Summary

Diabetes metabolic and endocrine changes impact bone health, increasing fracture risk. Treatments and vitamin D levels influence bone metabolism and diabetes prevalence.

Area of Science:

  • Endocrinology
  • Metabolic Bone Disease
  • Diabetes Mellitus

Background:

  • Metabolic and endocrine alterations in diabetes significantly affect bone quantity and quality, elevating fracture risk.
  • Type 1 diabetes is linked to decreased bone mass and fragility fractures due to factors like insulin deficiency and inflammation.
  • Type 2 diabetes presents complex bone changes, including potential bone mass increase but also increased cortical porosity from advanced glycation end products.

Purpose of the Study:

  • To review the multifaceted effects of diabetes on bone health.
  • To explore the mechanisms linking diabetes, its comorbidities, and skeletal fragility.
  • To discuss the role of vitamin D and diabetes medications in bone metabolism.

Main Methods:

  • Literature review of accumulated data on diabetes and bone health.

Related Experiment Videos

Last Updated: May 31, 2026

Glycemic Impact on Knee Osteoarthritis Symptoms on Physical, Radiographic, and Inflammatory Markers among Individuals Aged 50 and Over with Diabetes
07:22

Glycemic Impact on Knee Osteoarthritis Symptoms on Physical, Radiographic, and Inflammatory Markers among Individuals Aged 50 and Over with Diabetes

Published on: March 7, 2025

  • Analysis of evidence regarding skeletal changes in type 1 and type 2 diabetes.
  • Examination of the impact of diabetes-related comorbidities and treatments on bone.
  • Main Results:

    • Diabetes significantly impacts bone, increasing fracture risk through various pathways.
    • Specific factors in type 1 and type 2 diabetes contribute differently to bone alterations.
    • Diabetes comorbidities and medications further influence skeletal integrity and fall risk.

    Conclusions:

    • Diabetes profoundly affects bone health, necessitating a comprehensive understanding of its mechanisms.
    • Vitamin D status and specific diabetes treatments highlight the interconnectedness of bone, carbohydrate, and fat metabolism.
    • Managing diabetes requires attention to skeletal health to mitigate fracture risk.