and their causes and mechanisms reflect the unique anatomy of the optic nerve and its blood supply (Figure 1). ION is the most common acute optic neuropathy in older patients, with an annual ...

Both conditions arise when there is reduced blood flow within the eye. This causes a restricted oxygen supply, which eventually damages the optic nerve. However, the reduced blood flow develops ...

In passing from the eye to the brain, axons are protected and supported by glial tissues and the blood supply of the optic nerve head is regulated to maintain the supply of oxygen and nutrients to ...

This is because blood carries oxygen in the body ... presents with inflammation of the arteries that supply the optic nerve. However, NAION — the non-arteritic type — does not affect the ...

because there is an adequate collateral blood supply to the globe. Although most gliomas that involve the optic nerve have a benign histologic appearance and a relatively benign prognosis ...

One of the world's leading causes of irreversible vision loss could begin with elevated eye pressure, according to a recent ...

But transplanting the whole eye — the eyeball, its blood supply and the critical optic nerve that must connect it to the brain — is considered a moonshot in the quest to cure blindness.

The condition appears to be triggered when the optic nerve swells, choking off its blood supply because the nerve's pathway out of the eye is too small, she explained. This could happen when ...

Optic atrophy is a condition in which the optic nerve begins to deteriorate. The optic nerve is the nerve at the back of your eye that connects your eye to your brain, allowing you to see.

A small percentage of patients taking the extraordinarily popular GLP-1 medications have experienced vision problems, but a direct causal link with the drugs has not been established. That is the ...

One of the world’s leading causes of irreversible vision loss could begin with elevated eye pressure, according to a recent ...