Endoscopic Optic Nerve Sheath Fenestration

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added:
7 years ago
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3860
specialty:
Otorhinolaryngology

Case description

Case of bilateral defective vision due to papilloedema secondary to tuberculoma of brain

1.Transnasal endoscopic route gives access to optic nerve from orbital apex to optic chiasma.
2. When to do? When grade 3 papilloedema progresses to grade 4 [as ascertained by the ophthalmologist]

If color vision is affected

If there is constriction of peripheral visual field

tags: endoscopic fenestration Nerve Sheath


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