Glaucoma - Symptoms and causes - Mayo Clinic
2024年11月5日 · Glaucoma is an eye condition that damages the optic nerve. This damage can lead to vision loss or blindness. The optic nerve sends visual information from your eye to the brain and is vital for good vision.
Glaucoma and the Optic Nerve: Cupping and Progressive Effects - Healthline
2023年9月12日 · Glaucoma is a neurodegenerative disease that can damage the optic nerve at the back of your eye. It may affect one or both of your eyes. It isn’t currently curable, but treatment may help prevent...
How Glaucoma Affects the Optic Nerve
Glaucoma can cause the cup to enlarge (actually little nerve fibers are being wiped out along the rim of the optic nerve in glaucoma). Some doctors refer to an enlarged cup/disc ratio as cupping or a cupped nerve. Glaucoma typically causes the cup to get bigger in a vertical oval type pattern.
If I Have a Large Optic Nerve Cup, Does That Mean I Have Glaucoma?
2022年4月18日 · When a person is shown to have large optic nerve cups, it could be an indicator of damage unless it can be determined that the cup size is considered normal for that individual. Through periodic photographs of the optic nerve, the ratio of the cup to the disc can be monitored.
Optic Nerve Cupping - Glaucoma Research Foundation
Both people with and without optic nerve damage have optic nerve cupping, although those with glaucoma tend to have a greater cup-to-disc ratio. The optic nerve carries impulses for sight from the retina in the eye to the brain.
Understanding Glaucoma: Symptoms, Causes, Diagnosis, Treatment
2024年10月29日 · Get insights into the main causes of glaucoma and the types of glaucoma. Understand the impact of glaucoma on your eye's optic nerve. Learn how to recognize the signs of an acute angle-closure glaucom
Glaucoma: Causes, Types, Symptoms, Diagnosis, and Treatment - WebMD
2023年9月7日 · Glaucoma is a condition that damages your eye's optic nerve, and it gets worse over time. It's often linked to a buildup of pressure inside your eye. Glaucoma tends to run in families....
Glaucoma - National Eye Institute
2024年12月10日 · Glaucoma is a group of eye diseases that can cause vision loss and blindness by damaging a nerve in the back of your eye called the optic nerve. The symptoms can start so slowly that you may not notice them. The only way to find out if you have glaucoma is to get a comprehensive dilated eye exam.
Glaucoma - AOA
People with glaucoma can lose nerve tissue, resulting in vision loss. The optic nerve is a bundle of about 1 million individual nerve fibers that transmits the visual signals from the eye to the brain. In the most common form of glaucoma, primary open …
When the optic nerve is damaged from increased pressure, open-angle glaucoma—and vision loss—may result. That’s why controlling pressure inside the eye is important. Another risk factor for optic nerve damage relates to blood pressure.