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[Selective facial neurectomy for hemifacial spasm].
1EENT Hospital, Shanghai Medical University.
Zhonghua Er Bi Yan Hou Ke Za Zhi
|January 1, 1992
Summary
Selective facial neurectomy effectively treats hemifacial spasm, with over 80% of patients experiencing relief. This surgical approach preserves key facial nerve branches, minimizing unwanted side effects.
Area of Science:
- Neurosurgery
- Facial Nerve Surgery
Context:
- Hemifacial spasm is a neurological disorder characterized by involuntary twitching of facial muscles.
- Current treatments include medical management and surgical interventions, with varying success rates and potential side effects.
Purpose:
- To evaluate the efficacy and outcomes of extracranial selective facial neurectomy for treating hemifacial spasm.
- To assess the long-term results and recurrence rates of this surgical technique.
Summary:
- Twenty-six patients underwent selective facial neurectomy for hemifacial spasm.
- The procedure involved identifying facial nerve branches via electrical stimulation and selectively resecting problematic branches.
- Postoperative results at two years showed complete symptom resolution in 65.6% of patients, with slight relief in 15.5%.
Impact:
- Selective facial neurectomy offers a high success rate for hemifacial spasm relief.
- Preservation of specific facial nerve rami contributes to functional outcomes.
- The procedure demonstrates a low recurrence rate, though persistent frontal muscle paralysis was noted in some cases.