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Lumbar radiofrequency sympatholysis

C E Noe1, R F Haynsworth

  • 1Department of Anesthesiology, Baylor University Medical Center, Dallas.

Journal of Vascular Surgery
|April 1, 1993
PubMed
Summary

A new radiofrequency sympatholysis technique offers results comparable to chemical methods for lumbar sympathetic blockade. This minimally invasive approach may be a safer alternative for patients avoiding chemical agents or surgery.

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Area of Science:

  • Pain Management
  • Interventional Radiology
  • Neurology

Background:

  • Lumbar sympatholysis is used to treat various pain conditions.
  • Chemical sympatholysis, often using phenol, carries risks of neurologic deficits.
  • Alternative techniques are needed to improve safety and efficacy.

Purpose of the Study:

  • To introduce a modified radiofrequency (RF) technique for lumbar sympatholysis.
  • To compare the efficacy of RF sympatholysis with traditional chemical sympatholysis.

Main Methods:

  • A percutaneous RF procedure was performed on eight outpatients.
  • Radiofrequency lesions were created using a specialized generator based on specific anatomical landmarks.

Main Results:

  • Six out of eight patients achieved successful sympatholysis at 8 weeks post-procedure.
  • Transient postsympatholytic neuralgia was observed in 50% of the patients.

Conclusions:

  • The modified RF technique demonstrates sympatholysis comparable to phenol 6%.
  • This RF method theoretically mitigates the neurological risks associated with chemical agents.
  • It presents a viable option for patients unsuitable for surgical sympathectomy.

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