Transient Optic Neuritis

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Definition

Optic neuritis is inflammation of the optic nerve. It may cause sudden, reduced vision in the affected eye.


Alternative Names

Retro-orbital neuritis


Causes, incidence, and risk factors

The cause of optic neuritis is unknown.

Sudden inflammation of the nerve connecting the eye and the brain (optic nerve) can injure the insulation (myelin sheath) surrounding each nerve fiber, causing the nerve to swell.

Causes of the inflammation can include:

  • Autoimmune diseases ...
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