Introduction: Hemifacial spasm characterized by involuntary paroxistic contractions of the face is more frequent on left side and in females. Evolution is progressive and in a few cases may disappear. Management includes medical treatment, botulinum toxin, and microvascular decompression of the nerve.
Material And Methods: We present the results of 116 microvascular decompressions performed in 88 patients over 10 years.
Results: All patients had previous medical treatment. All patients were operated on with microsurgical technique by asterional craniotomy. Vascular compression was present in all cases with one exception. Follow-up was from 1 month to 133 months. Were achieved excellent results in 70.45% of cases after first operation, good results in 9.09%, and poor results in 20.45% of patients. Long-term results were excellent in 81.82%, good in 6.82%, and poor in 11.36% of patients. Hypoacusia and transitory facial palsy were the main complications.
Discussion: Hemifacial spasm is a painless but disabling entity. Medical treatment is effective in a limited fashion. Injection of botulinum toxin has good response but benefit is transitory. Microvascular decompression is treatment of choice because it is minimally invasive, not destructive, requires minimum technical support, and yields best long-term results.
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NMC Case Rep J
December 2024
Department of Neurosurgery, Tokyo Medical and Dental University, Tokyo, Japan.
Hemifacial spasm (HFS) is a disorder that causes involuntary movements of the ipsilateral facial muscles because of vascular compression of the facial nerve. Microvascular decompression (MVD), a surgical procedure to detach the culprit vessel from the nerve is believed to be the most effective treatment for HFS. Nevertheless, in the rare case in which the vessel penetrates the nerve, positioning the vessel sufficiently far from the nerve is challenging.
View Article and Find Full Text PDFNeurophysiol Clin
December 2024
Department of Neurosurgery, Xinhua Hospital, Shanghai Jiaotong University, School of Medicine, The Cranial Nerve Disease Center of Shanghai Jiaotong University, 1665 Kongjiang Road, Shanghai 200092, China. Electronic address:
Objective: The aims of this study were to investigate the electrophysiological features of hemifacial spasm (HFS) and post-facial paralysis synkinesis (PFPS) that contribute to differential diagnosis.
Methods: This study was designed as a retrospective analysis, focusing on 132 patients diagnosed with HFS and 78 patients with PFPS between May and October 2023. Patient data were collected from existing medical records.
Neurol Sci
December 2024
Department of Neurology, Section of Clinical Neurophysiology, Faculty of Medicine, Gazi University, Ankara, Turkey.
Background: There is growing evidence that botulinum neurotoxin (BoNT) can mediate changes at the central level through peripheral mechanisms, leading to alterations in central sensorimotor integration. However, the effect of BoNT on brainstem excitability in patients with hemifacial spasm(HFS) is not yet fully understood, and its long-term effects remain unknown.
Objective: This study aims to investigate the impact of BoNT on the excitability of the facial nucleus in patients with idiopathic HFS.
Mov Disord Clin Pract
December 2024
Krembil Research Institute, University Health Network, University of Toronto, Toronto, Ontario, Canada.
Background: Myoclonus and other jerky movement disorders are hyperkinetic disorders, the diagnosis of which heavily relies on clinical neurophysiological testing. However, formal diagnostic criteria are lacking, and recently the utility and reliability of these tests have been questioned.
Objective: The aim of this review was to assess the utilization of clinical neurophysiology testing to identify possible gaps and boundaries that might guide the development of new methods for a more precise diagnosis and in-depth understanding of myoclonus.
Medicine (Baltimore)
December 2024
College & Hospital of Stomatology, Anhui Medical University, Key Lab. of Oral Diseases Research of Anhui Province, Hefei, China.
This study employs bibliometric techniques to dynamically represent the research landscape of oral and maxillofacial neuralgia. Its goal is to pinpoint research hotspots and delineate forthcoming trends. A systematic search of the Web of Science Core Collection was performed using targeted keywords to retrieve literature from January 2004 to December 2023.
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