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Subcutaneous Trigeminal Nerve Field Stimulation for Refractory Facial Pain
Published on: May 10, 2017
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Motor Cortex Stimulation for Facial Pain
1Department of Neurological Surgery, Oregon Health & Science University, Portland, Oregon, USA.
Progress in Neurological Surgery
|September 29, 2020
Summary
Motor cortex stimulation (MCS) offers a potential treatment for neuropathic facial pain, with some studies showing high efficacy. However, variable responses and diminishing relief over time necessitate further long-term investigation.
Area of Science:
- Neurosurgery
- Pain Management
- Neurology
Background:
- Motor cortex stimulation (MCS) has been utilized for intractable neuropathic facial pain for approximately 30 years.
- While some studies report high efficacy rates (up to 88%), significant variability in patient response persists.
Purpose of the Study:
- To review the efficacy and long-term outcomes of motor cortex stimulation for neuropathic facial pain.
- To highlight the variability in treatment response and potential diminishing relief over time.
Main Methods:
- Review of existing literature on motor cortex stimulation for neuropathic facial pain.
- Analysis of reported efficacy rates, long-term outcomes, and complications.
Main Results:
- Efficacy rates vary considerably, with some studies reporting up to 88% effectiveness.
- Diminishing relief over time is a noted concern, with limited long-term efficacy data available.
- Complications are generally mild, including infection, hardware issues, seizures, and transient neurological deficits.
Conclusions:
- Motor cortex stimulation remains a viable option for carefully selected patients with refractory neuropathic facial pain.
- Further long-term studies are needed to fully understand efficacy trends and optimize patient selection.
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