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Is Glaucoma Hereditary?

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You may wonder about your eye health, especially if you know a family member who has experienced vision problems. The team at The Eye Avenue helps people understand conditions like glaucoma, which are a group of eye conditions that damage the optic nerve. This nerve is the part of your eye that sends visual information to your brain, and if left untreated, the damage can lead to vision loss.

While several factors contribute to its development, your family’s health history can play a part in your risk of developing glaucoma. If a close relative has glaucoma, your own chances of developing the condition may be higher, making awareness and proactive eye disease management very important.

Glaucoma and Your Family’s Genetic Blueprint

Your genetic makeup is a key piece of your health puzzle. You can inherit a combination of genes from your parents that influences the structure and function of your eyes. This means family history is more than just a single cause, it’s a unique mix of traits that you receive from your parents. 

For example, one parent might pass on a gene associated with higher eye pressure, while the other might pass on a gene for a more sensitive optic nerve. This specific combination could lead to glaucoma, even if neither of your parents had the condition themselves.

Common Types of Glaucoma with Genetic Links

There are different forms of glaucoma, and some have stronger hereditary connections than others. Knowing about the common types can help you have more informed conversations with an eye doctor.

Primary Open-Angle Glaucoma

This is the most common type of glaucoma. Primary open-angle glaucoma often develops slowly and without any early symptoms, which is why you may not notice it at first. Regular eye exams are an important part of detecting it early.

Primary Angle-Closure Glaucoma

This type happens when the eye’s drainage system becomes blocked, causing a rise in eye pressure. It can progress slowly or come on suddenly, so primary angle-closure glaucoma often requires prompt attention to protect your vision.

Congenital Glaucoma

This is a rare form of glaucoma that occurs in infants and young children. Congenital glaucoma is caused by the incorrect development of the eye’s drainage system before birth. It is usually identified very early in life.

Other Factors That Affect Your Risk

Genetics are important, but they often don’t tell the whole story. Other factors also influence your chances of developing glaucoma. 

Your Age and Ethnicity

The risk for glaucoma generally increases as you get older, particularly after age 60. Your ethnic background can also play a role, with certain groups having a higher likelihood of developing specific types of glaucoma.

Other Health Conditions

Your overall health is closely connected to your eye health. Conditions like diabetes and high blood pressure can affect the blood vessels in your eyes and increase your risk for glaucoma.

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Early Signs and Symptoms to Notice

In its early stages, glaucoma often has no warning signs. In fact, you may feel fine and see clearly. Over time, however, you may notice changes in your vision. If you notice any of the following, it may be time to see an optometrist:

  • Patchy blind spots in your side or central vision
  • Tunnel vision in the more advanced stages
  • Severe headache or eye pain
  • Seeing halos around lights
  • Blurred vision

Proactive Steps for Your Eye Health

If you have a family history of glaucoma, you can take steps to protect your vision. The focus is on early detection and consistent care to manage your eye health for years to come.

Talk About Your Family’s Health History

Let your eye care team know if glaucoma runs in your family. Sharing this information helps the eye doctor provide you with care tailored to your specific needs.

Schedule Regular Comprehensive Eye Exams

A dilated eye exam helps an eye doctor see a clear view of your optic nerve and retina (the back of your eye). Consistent check-ups can help track your eye pressure and any changes over time.

Monitor Your Vision with Our Team

If you’re concerned about your risk for glaucoma, the team at The Eye Avenue is here to help. Schedule an eye exam to discuss your family history and create a personalized plan to support your long-term eye health.

Written by Dr. Regina Tran

Dr. Regina Tran is a board-certified Optometric Physician. She is a member of the American Optometric Association, Florida Optometric Association, and current Vice President Central Society of Optometric Physician. Dr. Tran was born and raised in Florida, where she attended the University of Central Florida and majored in Molecular & Microbiology. She proceeded to earn her Doctor of Optometry degree in 2012, where she met her other half, Dr. John Tran. Together, they returned to her hometown in Orlando upon graduation. Dr. Tran is passionate about bringing the latest technology in eye care to her patients. She enjoys providing one-on-one personalized experience and education to her patients to facilitate optimal visual function and lifestyle.
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