Optic neuritis also affects about half of people with multiple sclerosis (MS), a progressive neurologic disorder. It's frequently the first symptom of the condition. In addition to blurry vision ...

Naismith et al. state that they preferentially recruited patients with severe optic neuritis (with ≤20/200 vision) and poor recovery (to <20/40 vision).This bias in selecting study participants ...

Lack of pain Ischemic optic neuropathy, NMO-associated optic neuritis, LHON ... optic nerve sheath meningioma (vision loss rarely acute) Lack of an afferent pupillary defect Various maculopathies ...

For example, an optic neuritis in one eye does not indicate that optic neuritis will occur in the opposite eye. Numbness of an extremity at onset does not mean that numbness would involve that ...

Common signs of optic neuritis include pain with eye movement and temporary loss of vision in one eye ... This can be mild or more pronounced, for example enough to spill a cup of drink if ...