optic neuritis

When I was misdiagnosed with multiple sclerosis (MS), and five years later, properly diagnosed with neuromyelitis optica (NMO), I was told that a hallmark symptom of each disease was optic neuritis. This occurs when the immune system mistakenly attacks the optic nerve, causing inflammation, which can lead to…

A vision test using a 2.5%-contrast letter chart is more effective than the conventional 100%-contrast chart at detecting previous episodes of optic neuritis, an eye condition that is often the first symptom of neuromyelitis optica spectrum disorder (NMOSD), a study shows. Results, drawn from responses in unaffected people and those…