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[Arteriovenous malformation associated with meningioma]
C Kadoya1, H Kajiwara, T Soejima
1Department of Neurosurgery, University of Occupational and Environmental Health, Kitakyushu, Japan.
Journal of UOEH
|March 1, 1991
Summary
This case report details an unusual arteriovenous malformation (AVM) co-occurring with a meningioma. Researchers suggest chronic irritation from the AVM
Area of Science:
- Neurology
- Neurosurgery
- Pathology
Background:
- Arteriovenous malformations (AVMs) are congenital vascular anomalies.
- Meningiomas are typically benign tumors arising from the meninges.
Observation:
- A 28-year-old woman presented with generalized convulsions.
- Imaging revealed a right parietal lobe arteriovenous malformation (AVM).
- Intraoperative findings identified an intraventricular meningioma within the AVM's excised cavity.
Findings:
- The arteriovenous malformation (AVM) and meningioma shared the same lesion and blood supply.
- A potential causal link between the AVM and meningioma development was proposed.
Implications:
- This case suggests a possible mechanism for meningioma formation secondary to chronic vascular irritation from AVMs.
- Highlights the importance of considering co-existing pathologies in complex neurological cases.