Optic neuritis usually affects one eye. Symptoms might include Pain. Most people who develop optic neuritis have eye pain that is made worse by eye movement. Sometimes the pain feels like a dull ache behind the eye. There may be Vision loss in one eye. Most people have at least some temporary reduction in vision, but the extent of loss varies from person to person.
Signs and symptoms of optic neuritis can be the first indication of multiple sclerosis (MS), or they can occur later in the course of MS. MS is a disease that causes inflammation and damage to nerves in the Brain as well as the Optic Nerve.
Besides MS, optic nerve inflammation can occur with other conditions, including infections or immune diseases, such as lupus. Rarely, another disease called Neuromyelitis optica(NMO) can cause inflammation of the optic nerve and spinal cord.
Most people who have a single episode of optic neuritis eventually recover their vision without treatment. Sometimes steroid medications can hasten the recovery of vision after Optic Neuritis.