How does an optic nerve get damaged?

How does an optic nerve get damaged?

The optic nerve can also be damaged by shock, toxins, radiation, and trauma. Eye diseases, such as glaucoma, can also cause a form of optic nerve atrophy. The condition can also be caused by diseases of the brain and central nervous system.

What happens if your left optic nerve is damaged?

Damage at site #1: this would be like losing sight in the left eye. The entire left optic nerve would be cut and there would be a total loss of vision from the left eye.

Can optic nerve damage cause headaches?

Papilledema is a serious medical condition where the optic nerve at the back of the eye becomes swollen. Symptoms can include visual disturbances, headaches, and nausea.

How does optic nerve damage affect your vision?

Optic nerve damage can lead to vision distortion, vision loss, and blindness. Within the eye, there are many elements that work together to create vision. Light flows through the cornea and the pupil into the lens before it is projected onto the retina in the back of the eye.

How to treat optic nerve damage caused by glaucoma?

Treatment for optic nerve damage caused by glaucoma includes eye drops and laser surgery. Eye drops are used to reduce the amount of fluid in the eye and/or improve drainage of eye fluid.

How is laser surgery used to treat optic nerve damage?

Laser surgery involves stimulating cells in the eye that cause the body to excrete the eye fluid, thereby reducing the internal eye pressure to prevent further damage to the optic nerve. Treatment prevents further damage, but once glaucoma causes damage to the optic nerve, it cannot be reversed.

Can a blunt force trauma cause optic nerve damage?

Blunt force trauma to the head can sometimes cause optic nerve damage. People with optic nerve damage may notice blurred or double vision in the affected eye. Periodic vision exams are important, especially for people who notice any changes in vision. People who have diabetes or high blood pressure have an increased risk of optic nerve damage.