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Microvascular Decompression: Salient Surgical Principles and Technical Nuances
Published on: July 5, 2011
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Intermediate nerve neuralgia can be diagnosed and cured by microvascular decompression
Yili Chen1, Zhengfei Song, Yingfeng Wan
1From the *Departments of Neurosurgery, †Radiology, and ‡Neurology, Sir Run Run Shaw Hospital, Medical College of Zhejiang University, Hangzhou, China; and §Department of Neurosurgery, Faculty of Medicine, University of Tokyo, Tokyo, Japan.
The Journal of Craniofacial Surgery
|July 10, 2014
Summary
Vascular compression of the facial and intermediate nerves caused hemifacial spasm and otalgia in a patient. Microvascular decompression effectively treated these symptoms, confirming the cause.
Area of Science:
- Neurosurgery
- Neurology
Background:
- Hemifacial spasm (HFS) and otalgia can be debilitating neurological conditions.
- Vascular compression of cranial nerves is a known etiology for various neurological deficits.
Observation:
- A 55-year-old woman presented with a decade of HFS and a month of ipsilateral otalgia.
- MRI revealed vascular loops adjacent to the facial nerve root.
Findings:
- Surgical exploration identified anterior inferior cerebellar artery (AICA) loops compressing the facial and intermediate nerves.
- Microvascular decompression (MVD) resulted in complete resolution of both HFS and otalgia.
Implications:
- This case highlights vascular compression of the intermediate nerve as a cause of paroxysmal otalgia.
- MVD is an effective treatment for intermediate nerve neuralgia, particularly when co-occurring with HFS.
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