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Related Concept Videos

Diabetic Foot Ulcer01:31

Diabetic Foot Ulcer

Definition A diabetic foot ulcer (DFU) is a chronic, non-healing wound that develops in individuals with diabetes. It typically occurs on pressure-bearing areas such as the heel, metatarsal heads, or hallux, and carries a high risk of infection and amputation.Pathophysiology • The development of DFUs can be explained by four interconnected mechanisms: neuropathy, ischemia, infection, and impaired wound healing. • Neuropathy is the most common factor. Sensory neuropathy reduces pain perception,...
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 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...
Pathophysiology of Diabetes01:20

Pathophysiology of Diabetes

Diabetes mellitus is a chronic metabolic disorder characterized by hyperglycemia. The four categories of diabetes are type 1 diabetes, type 2 diabetes, other specific types of diabetes, and gestational diabetes.
Type 1 diabetes is characterized by autoimmune-mediated destruction of pancreatic β cells, with environmental factors potentially triggering this process in genetically susceptible individuals. Despite many not having a family history, certain genes increase susceptibility, suggesting a...
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 Videos

The diabetic foot in the developing world.

Nigel Unwin1

  • 1Newcastle University, Institute of Health and Society, Medical School, Newcastle NE2 4HH, UK. n.c.unwin@ncl.ac.uk

Diabetes/Metabolism Research and Reviews
|April 9, 2008
PubMed
Summary

Diabetic foot care is a cost-effective intervention for diabetes in developing nations. Improving access to this care and general diabetes management presents significant challenges in these regions.

Area of Science:

  • Public Health
  • Epidemiology
  • Global Health

Background:

  • Diabetes mellitus and diabetic foot complications pose a significant global health burden.
  • Developing countries face unique challenges in managing diabetes and its complications due to resource limitations.

Purpose of the Study:

  • To provide an overview of diabetes and diabetic foot epidemiology in developing countries.
  • To review the cost-effectiveness of diabetic foot care interventions.
  • To identify challenges in accessing diabetes and foot care.

Main Methods:

  • Literature review of epidemiological data on diabetes and diabetic foot.
  • Analysis of evidence on the cost-effectiveness of diabetic foot care.
  • Identification of barriers to healthcare access in developing countries.

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Main Results:

  • Diabetic foot care is identified as a highly cost-effective intervention for diabetes management.
  • Significant challenges exist in providing comprehensive diabetes and foot care in developing countries.
  • Access to essential foot care services remains limited for many individuals with diabetes.

Conclusions:

  • Implementing cost-effective diabetic foot care strategies is crucial for improving outcomes in developing countries.
  • Addressing systemic challenges is necessary to enhance access to both specialized foot care and general diabetes management.
  • Further research and targeted interventions are needed to overcome healthcare access barriers.