Primary open-angle glaucoma: Causes, risk factors, and symptoms

By: Dr. Victor Marchione | Uncategorized | Friday, September 30, 2016 – 14:52

primary open-angle glaucoma Primary open-angle glaucoma can from the warning signs, so it is often referred to as the “silent thief of sight.” This is a chronic form of glaucoma that progressively reduces vision. Without a routine examination, this eye problem easily can be overlooked, leading to loss of vision over time.

What makes the primary open-angle glaucoma is difficult to detect that besides no symptoms, does not show any abnormality either.

Causes and risk factors for primary open-angle glaucoma

primary open angle glaucoma is caused by an imbalance in production and drainage of aqueous humor. This is the fluid that fills the anterior chamber of the eye. If there is too much water produced and does not drain well, then you can raise the pressure within the eye – known as intraocular pressure (IOP) -. A dangerous levels

As the eye pressure increases, it begins to push up against the nerve fibers of the optic nerve, which is responsible for sending signals and information to the brain. As a result, there is not enough oxygen and nutrients to the optic nerve. Gradually elevated IOP causes irreversible damage that contributes to the loss of vision.

vision loss in glaucoma primary open angle usually begins in the peripheral vision and then slowly moves to the central vision.

Risk factors for primary open-angle glaucoma include being older, who have certain medical problems such as diabetes, being extremely nearsighted, have a previous eye surgery, have eye abnormalities, being African American, have a history family history of glaucoma, and unhealthy life style (which includes physical inactivity and poor diet).

Signs and symptoms of primary open-angle glaucoma

As mentioned, the primary open-angle glaucoma often starts without any symptoms. It is not until the disease progresses patients start to notice changes in your vision or any problems.

Initially, patients may experience loss of peripheral vision or begin to notice the blind spots.

In order to reduce the risk of complications from primary open-angle glaucoma, which must undergo periodic eye exams so that your ophthalmologist can detect any change in their eyes from the beginning.


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