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Diabetic Foot Ulcer

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 Neuropathy

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...

Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation

Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation

Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...

Peripheral Artery Disease V: Postoperative Nursing Management

Peripheral Artery Disease V: Postoperative Nursing Management

During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...

Peripheral Artery Disease IV: Nursing Management

Peripheral Artery Disease IV: Nursing Management

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Peripheral Artery Disease III: Interprofessional Care

Peripheral Artery Disease III: Interprofessional Care

Peripheral Artery Disease (PAD) is characterized by narrowed arteries that diminish blood flow to the extremities. Effective management of PAD requires an interprofessional approach involving various healthcare professionals. The critical aspects of interprofessional care for PAD patients focus on risk factor modification, drug therapy, exercise therapy, nutrition therapy, critical limb ischemia care, and interventional radiology and surgical procedures.The primary treatment goal for PAD...

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Updated: May 9, 2026

High-Resolution Three-Dimensional Imaging of the Footpad Vasculature in a Murine Hindlimb Gangrene Model

High-Resolution Three-Dimensional Imaging of the Footpad Vasculature in a Murine Hindlimb Gangrene Model

Published on: March 16, 2022

Distal amputations for the diabetic foot.

Aziz Nather¹, Keng Lin Wong

¹Department of Orthopaedic Surgery, University Orthopaedic, Hand and Reconstructive Microsurgery Cluster, National University Health System, Singapore.

Diabetic Foot & Ankle

|July 23, 2013

Summary

Minor amputations for diabetic foot complications show varied success, with ongoing debate on limb salvage definitions. This review evaluates minor amputation efficacy and proposes standardized definitions for diabetic foot amputations.

Keywords:

amputations diabetic foot infections diabetic neuropathy

Related Experiment Videos

Last Updated: May 9, 2026

High-Resolution Three-Dimensional Imaging of the Footpad Vasculature in a Murine Hindlimb Gangrene Model

High-Resolution Three-Dimensional Imaging of the Footpad Vasculature in a Murine Hindlimb Gangrene Model

Published on: March 16, 2022

Area of Science:

Podiatric medicine
Diabetology
Vascular surgery

Background:

Diabetic foot complications frequently necessitate amputations.
Limb salvage success and amputation definitions lack consensus in diabetic patients.

Purpose of the Study:

To review literature on the efficacy of minor amputations in diabetic limb salvage.
To propose standardized definitions for minor and major amputations in diabetic foot care.

Main Methods:

Systematic literature review of studies on diabetic foot amputations.
Analysis of outcomes related to minor amputation success and failure.

Main Results:

Efficacy of minor amputations in diabetic limb salvage remains debated.
Inconsistent definitions of minor versus major amputations complicate outcome comparisons.

Conclusions:

Standardized definitions are crucial for evaluating diabetic limb salvage outcomes.
Further research is needed to establish clear criteria for successful diabetic foot amputation management.