optic neuropathy causes
Optic neuritis. Optic neuritis is the most common cause of optic neuropathy. It is caused when the optic nerve is inflamed and the optic messages are not relayed properly to the brain. Optic neuritis is usually caused by an autoimmune disorder or other bacterial infection.ny damage to this vital nerve can cause significant vision loss or vision blurring. Symptoms of optic neuropathy. 1  Pain in the eyes during rest or even when moving. 2  Loss of vision in one eye or both eyes. 3  Blurred vision and color blindness (some colors may be hazy and indistinguishable).