Bilateral optic disc swelling is an important clinical sign that can reflect a variety of inflammatory, infectious, toxic, metabolic, genetic, or vascular conditions, such as hypertension.

The boy was conscious and oriented. Aside from the bilateral optic disc edema, the general neurologic examination, including that of other cranial nerves, was nonfocal. Ophthalmologic examination ...

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 ...