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Optic nerve apoplexy caused by a cavernous angioma: case report
1Institute of Neurosurgery, Porto Alegre, Brazil.
Neurosurgery
|February 1, 1992
Summary
A cystic cavernous angioma of the optic nerve caused sudden vision loss and headache. Surgical removal was successful, but the initial visual deficit remained.
Area of Science:
- Neuro-ophthalmology
- Vascular Neurology
Background:
- Cavernous angiomas are rare vascular malformations.
- Optic nerve involvement is uncommon and can lead to significant visual impairment.
Observation:
- A patient presented with acute monocular visual loss and severe bitemporal headache, suggestive of optic nerve apoplexy.
- Clinical presentation indicated a possible vascular event affecting the optic nerve.
Findings:
- Surgical exploration and histological examination confirmed a cystic cavernous angioma of the optic nerve.
- Complete surgical excision of the lesion was achieved without intraoperative hemorrhage.
Implications:
- This case highlights the importance of considering cavernous angiomas in the differential diagnosis of optic nerve vascular events.
- Despite successful resection, preoperative visual deficits may be permanent, emphasizing the need for early diagnosis and management.