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Updated: Apr 18, 2026

Preclinical Model of Hind Limb Ischemia in Diabetic Rabbits
Published on: June 2, 2019
[Distal revascularization in diabetic patients with chronic limb ischemia]
M-C Courtois1, M Sapoval2, C Del Giudice2
1Unité de médecine vasculaire, service de médecine vasculaire, université Paris-Descartes, hôpital européen George-Pompidou, AP-HP, 20, rue Leblanc, 75015 Paris, France.
Insights
Diabetes mellitus significantly increases peripheral artery disease risk. Revascularization procedures like angioplasty or bypass offer limb salvage for diabetic patients, with endovascular techniques showing promise for distal artery disease.
Area of Science:
- Vascular Surgery
- Diabetology
- Endovascular Interventions
Context:
- Diabetes mellitus is a major independent risk factor for peripheral artery disease (PAD).
- Diabetic arteriopathy presents unique challenges, complicating treatment and reducing life expectancy, especially with ischemic ulcers.
- Limited data exists on surgical interventions for arteriopathy in diabetic patients, particularly for distal PAD.
Purpose:
- To review and compare revascularization strategies for peripheral artery disease in diabetic patients.
- To evaluate the efficacy of endovascular angioplasty versus bypass surgery for limb salvage.
- To highlight the role of new endovascular techniques in treating distal diabetic arteriopathy.
Summary:
- Revascularization aims to restore foot perfusion, crucial for wound healing and limb salvage in diabetic PAD patients.
- Percutaneous endoluminal angioplasty offers limb salvage rates over 80% at 1-3 years, with lower invasiveness and complication rates compared to open surgery.
- Bypass surgery also achieves over 80% limb salvage at five years but carries a 3% peri-operative mortality risk and anatomical limitations.
- Advanced endovascular techniques for distal arteries provide effective revascularization with reduced morbidity and mortality compared to traditional surgery.
Impact:
- Improved limb salvage rates for diabetic patients suffering from peripheral artery disease.
- Guidance on selecting appropriate revascularization procedures based on disease characteristics and patient factors.
- Advancement in treatment options for complex distal arteriopathy in the diabetic population.
Abstract:
Diabetes mellitus is an independent risk factor for peripheral artery disease. Life expectancy is 41 months for diabetic patients with an ischemic ulcer. The characteristics of diabetic arteriopathy make its treatment more difficult than in non-diabetic patients. Few data are available about the surgical treatment of arteriopathy in diabetic patients (including angioplasty or bypass), especially in case of distal arteriopathy. The choice of the procedure depends on multiple factors such as the disease localization, its extent, distal blood flow and vascular disease-related surgical risk. The principal aim of revascularisation is to restore direct flow to the foot in order to ensure wound healing and limb salvage. With percutaneous endoluminal angioplasty, limb salvage can be achieved in more than 80% of patients at 1-3 years. The percutaneous procedure is less invasive than open surgery, there are fewer complications, and morbidity and mortality rates are reduced; moreover, a second procedure remains possible in the future. With bypass surgery, the rate of limb salvage exceeds 80% at five years. Nevertheless, peri-operative mortality reaches 3% and arterial anatomy, patient-related risks factors or venous graft availability may be limitations. New endovascular techniques especially designed for the distal arteries of the lower limbs enable very distal revascularization with morbidity and mortality rates lower than with surgery.
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