Papilledema is swelling of your optic nerve, which connects the eye and brain. This swelling is a reaction to a buildup of pressure in or around your brain that may have many causes. Often, it's a ...

Papilledema is a serious medical condition in which the optic nerve at the back of the eye becomes swollen. The symptoms can include visual disturbances, headaches, and nausea. Papilledema occurs when ...