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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. Damage to the optic nerve is often related to high pressure in the eye. But glaucoma can happen even with typical eye pressure.
What Are the Stages of Glaucoma? - Healthline
2023年9月6日 · Glaucoma is a condition characterized by damage to your optic nerve. It affects about 3 million people in the United States. Glaucoma often doesn’t cause noticeable symptoms in the early...
Glaucoma - Wikipedia
Glaucoma is a group of eye diseases that can lead to damage of the optic nerve. The optic nerve transmits visual information from the eye to the brain. Glaucoma may cause vision loss if left untreated. It has been called the "silent thief of sight" because the loss of vision usually occurs slowly over a long period of time. [5] .
Glaucoma - StatPearls - NCBI Bookshelf
2019年11月19日 · Glaucoma is a complex eye condition characterized by elevated intraocular pressure (IOP) that may progress to vision loss over time. This eye condition is categorized into primary or secondary types and further into open-angle or closed-angle variants.
The Pathophysiology and Treatment of Glaucoma: A Review - PMC
The glaucomas are a group of progressive optic neuropathies characterized by degeneration of retinal ganglion cells and resulting changes in the optic nerve head. Loss of ganglion cells is related to the level of intraocular pressure, but other factors may also play a role.
What is Glaucoma? - Glaucoma Associates of Texas
Glaucoma is a term applied to a group of eye diseases that cause a characteristic and recognizable deterioration of the optic nerve with associated loss of visual function. The optic nerve carries visual information from the eye to the brain, much like the cable from a computer screen to the computer.
How Glaucoma Affects the Optic Nerve
Visual field abnormalities occur with many optic nerve diseases. The glaucoma pattern of loss is typically on the nasal side of the field and usually is more dense at the top or bottom of the field. Article by Bradley L. Schuster, MD. Last reviewed January 4, 2022.
What Is Glaucoma? - All About Vision
2023年4月24日 · Glaucoma is a large group of progressive eye diseases characterized by damage to the eye’s optic nerve. There is no single, definite cause for glaucoma, but many factors can contribute to the optic nerve damage. Elevated pressure within the eye is one well-known risk factor, but it’s not a cause.