Optic neuritis causes an episode of vision loss in one eye, such as blurry or hazy vision, which might be described as a smudge in your field of vision. You may also experience mild pain or ...

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 ...