Neuromyelitis optica

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Neuromyelitis optica is a disorder that causes swelling of the eye nerves (optic neuritis) and the spinal cord (myelitis).

Overview

It can cause blindness in 1 or both eyes, weakness or paralysis in the arms and legs, painful spasms, and bladder or bowel problems.

Symptoms

Medications and physical therapy may help manage symptoms.

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