1 | Increased pressure in the eye is linked to optic nerve damage. | |
2 | This is a sign that her optic nerve is functioning. | |
3 | Glaucoma is a group of diseases that cause damage to the optic nerve. | |
4 | Other signs include bleeding of the retina and swelling of the optic nerve. | |
5 | The implant then feeds the data to the optic nerve which leads from the eyeball to the brain. |