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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,...
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...
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...
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,...
Type I Diabetes I: Introduction01:12

Type I Diabetes I: Introduction

Type 1 diabetes mellitus is a chronic metabolic disorder characterized by an absolute deficiency of insulin resulting from the autoimmune destruction of pancreatic β-cells. Although it can occur at any age, it is most commonly diagnosed in childhood, adolescence, or early adulthood. The loss of insulin production impairs cellular glucose uptake, resulting in persistent hyperglycemia and necessitating lifelong insulin therapy.Autoimmune Destruction of β-CellsThe hallmark of type 1 diabetes is an...
Diabetic Ketoacidosis l: Introduction01:25

Diabetic Ketoacidosis l: Introduction

DefinitionDiabetic ketoacidosis (DKA) is an acute, life-threatening complication of diabetes mellitus, characterized by a triad of hyperglycemia (blood glucose >250 mg/dL), ketonemia or ketonuria, and metabolic acidosis (arterial pH <7.30 and serum bicarbonate <18 mEq/L). It results from insulin deficiency combined with elevated levels of counterregulatory hormones—glucagon, catecholamines, cortisol, and growth hormone—leading to increased lipolysis, hepatic ketone production, and...

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Related Experiment Video

Updated: Jul 17, 2026

A Simplified Technique for Producing an Ischemic Wound Model
12:00

A Simplified Technique for Producing an Ischemic Wound Model

Published on: May 2, 2012

The diabetic foot: a plea for the elementary?

N Papanas1, E Maltezos, M Edmonds

  • 1Diabetic Foot Clinic, King's College Hospital, London, UK. papanasnikos@yahoo.gr

Acta Diabetologica
|January 11, 2007
PubMed
Summary

Diabetic foot care needs improvement despite advances. Healthcare providers require essential knowledge on preventing and managing foot lesions to reduce amputations.

Area of Science:

  • Podiatry
  • Diabetology
  • Vascular Surgery

Background:

  • Diabetic foot complications remain a significant concern, impacting patient quality of life.
  • Despite advancements in managing neuropathic and neuroischaemic diabetic feet, suboptimal outcomes persist.
  • Widespread misconceptions among non-specialists hinder effective diabetic foot care.

Purpose of the Study:

  • To emphasize the critical need for enhanced knowledge among healthcare providers in diabetic foot lesion prevention and management.
  • To advocate for the forceful implementation of fundamental knowledge in clinical practice.
  • To highlight the necessity of continuous education and research to decrease amputation rates in diabetic patients.

Main Methods:

  • This abstract is based on a review of current practices and challenges in diabetic foot care.

Related Experiment Videos

Last Updated: Jul 17, 2026

A Simplified Technique for Producing an Ischemic Wound Model
12:00

A Simplified Technique for Producing an Ischemic Wound Model

Published on: May 2, 2012

  • It synthesizes expert opinion on the knowledge gaps and educational needs of healthcare professionals.
  • The content emphasizes the importance of evidence-based strategies for prevention and treatment.

    • Main Results:

    • A significant gap in essential knowledge regarding diabetic foot lesion prevention and management exists among non-specialists.
    • Current approaches, while advanced, are insufficient without a foundational understanding by all involved healthcare providers.
    • Misconceptions regarding diabetic foot care are prevalent and contribute to unfavorable outcomes.

    Conclusions:

    • Improving the outlook for the diabetic foot requires a universal baseline of knowledge among all healthcare providers managing diabetic patients.
    • More robust implementation of existing knowledge, alongside ongoing education and research, is crucial.
    • Reducing diabetic foot amputations necessitates a concerted effort to elevate the standard of care through education and practice.