[2] Without looking for other less obvious "clues" in the retina and choroid, the striking appearance of a bilateral swelling of the optic nerve heads can misdirect investigation toward less ...

Vision loss can be gradual or sudden, and symptoms may vary depending on the underlying cause and the individual's age. Here's how you can recognize the early and common signs of blindness.

Optic neuritis is an inflammation of the optic nerve, which carries ... nickname "kissing disease." Common symptoms of mono ...

Cross-section of nerve fibers from the mouse optic nerve: The dark dense lines show the insulating layer, the myelin. Highlighted in red is a swollen, clogged area of an impaired nerve fiber ...

Some patients may have no symptoms and some have visual symptoms ... in how healthy nerves look that can be mistaken for swelling. These normal variations in nerve appearance, for example, 'crowded' ...

Examination of the ocular fundus of both eyes after pharmacologic mydriasis revealed bilateral, mildly hyperemic, swollen optic discs with edema of the nerve fiber layer that obscured their ...