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Acoustic neurinomas associated with vascular compression syndromes
1Neurosurgical Clinic, Nordstadt Hospital, Hannover, Federal Republic of Germany.
Acta Neurochirurgica
|January 1, 1995
Summary
Small acoustic neurinomas can cause trigeminal neuralgia or hemifacial spasm, often due to vascular compression. Surgical exploration is crucial for accurate diagnosis and treatment of these cranial nerve conditions.
Area of Science:
- Neurosurgery
- Neurology
- Otolaryngology
Background:
- Trigeminal neuralgia and hemifacial spasm are typically caused by vascular compression of cranial nerves.
- Acoustic neurinomas, especially small ones, can present with these symptoms, suggesting concurrent pathologies.
Purpose of the Study:
- To investigate the clinical presentation, surgical findings, and outcomes in patients with small acoustic neurinomas associated with trigeminal neuralgia or hemifacial spasm.
- To emphasize the importance of considering vascular compression in these cases.
Main Methods:
- Retrospective review of 9 cases of small acoustic neurinomas with trigeminal neuralgia and 4 cases with hemifacial spasm.
- Analysis of clinical presentation, operative findings, surgical treatment, and patient outcomes.
Main Results:
- Small acoustic neurinomas can be associated with trigeminal neuralgia and hemifacial spasm.
- Clinical characteristics suggestive of vascular compression warrant further surgical exploration and treatment.
Conclusions:
- Cranial nerve symptoms in the presence of small acoustic neurinomas may indicate underlying vascular compression.
- Surgical decompression should be considered when vascular compression is suspected, even with co-existing cerebellopontine angle tumors.