Optic nerve sheath meningiomas (ONMs) are rare tumors that arise from the protective sheath surrounding the optic nerve. These tumors can lead to significant visual impairment, making their ...

optic nerve sheath meningioma (vision loss rarely acute) Lack of an afferent pupillary defect Various maculopathies, bilateral optic neuropathy (including bilateral DON), Susac syndrome ...

These findings were typical for primary optic nerve sheath meningioma, which accounts for 5–10% of all intraorbital masses. Since neurosurgical resection was contraindicated, photon-based ...

A tumor called a meningioma started growing behind Claire Leyhane’s eye—pinching her optic nerve and affecting her sight. But after getting surgery at Northwestern Medicine she is fully recovered.

Common tumors causing such symptoms include pituitary adenomas and optic nerve meningiomas. Similarly, acoustic neuromas—tumors affecting the ear nerve—can result in hearing loss or tinnitus ...

4. Schick U, Dott U, Hassler W: Surgical management of meningiomas involving the optic nerve sheath. J Neurosurg 2004; 101: 951–9. MEDLINE 5. Miller NR: Primary tumours of the optic nerve and ...