[Epidural stimulation in arteritic patients].

Area of Science:

• Vascular Surgery
• Neuromodulation
• Peripheral Arterial Disease

Background:

• Lower extremity arterial diseases present significant challenges, including intractable pain and tissue necrosis.
• Previous treatments like sympathectomy have variable success rates.
• Epidural stimulation (ES) offers a potential therapeutic option for these complex conditions.

Purpose of the Study:

• To evaluate the efficacy of epidural stimulation in treating patients with severe lower extremity arterial diseases.
• To assess outcomes across various etiologies including arteriosclerosis, diabetic arteriopathy, and specific conditions like Buerger's disease and Raynaud's phenomenon.

Main Methods:

• A multicenter retrospective study involving 203 patients with Leriche-Fontaine stage III or IV ischemia.
• Patients received epidural stimulation for indications such as untractable pain or necrosis.
• Outcomes were assessed based on clinical improvement, plethysmography, transcutaneous PO2, and isotopic perfusion measurements (201TL, 125I antipyrin).

Main Results:

• Excellent outcomes were observed in 47% of arteriosclerosis/diabetes cases, 100% of Buerger's disease cases, and 78% of Raynaud's disease cases.
• Good outcomes were achieved in 33% of arteriosclerosis and 12% of Raynaud's disease cases.
• Statistically significant improvements were noted in plethysmography, transcutaneous PO2, and isotopic perfusion studies.

Conclusions:

• Epidural stimulation demonstrates significant therapeutic potential for managing severe arterial diseases of the lower extremities.
• ES offers a viable treatment option for patients with intractable pain and necrosis unresponsive to conventional therapies.
• The study highlights ES as a promising intervention for improving perfusion and clinical outcomes in peripheral arterial disease.