The Link Between Kidney Disease and Retinal Problems

Certain medical conditions can impact areas of the body that may seem unrelated. For instance, kidney disease can also affect retinal health. While it might seem odd to link kidney issues with vision problems, it's important to understand how these two systems interact and how you can take steps to protect and preserve your eyesight.
Age-Related Macular Degeneration
Chronic kidney disease (CKD) and age-related macular degeneration (AMD) both share certain risk factors, such as:
- Vascular issues: Hypertension, atherosclerosis (hardening of the arteries), and oxidative stress are common in both CKD and AMD.
- Inflammation: Systemic inflammation may accelerate the course of CKD and contribute to the development of AMD.
- Genetics: Some genetic polymorphisms, like those in the complement factor H (CFH) gene (a crucial protein in the human body's immune system), have been implicated in both CKD and AMD.
- Age: Both conditions are more prevalent with age.
Additionally, both the kidneys and the retina are highly vascularized, and damage to these small blood vessels can contribute to the progression of both diseases.
Diabetic Retinopathy
Diabetes is a major contributor to kidney disease, but it can also cause retinal issues, particularly diabetic retinopathy. This condition is characterized by damage to the small blood vessels in the eyes. As diabetes raises blood glucose levels, it can also cause damage to the kidney blood vessels, weakening them and potentially leading to their rupture or bursting.
Other Vision Health Issues
Research shows that glaucoma and cataracts, which can cause vision loss and blindness, and kidney disease are also connected. Risk factors for glaucoma and cataracts include high blood pressure, diabetes, and kidney problems, all of which are interconnected.
The Importance of Regular Retinal Exams
In addition to diagnosing and treating conditions like diabetic retinopathy, AMD, and other retinal issues, a retina specialist can help reveal early signs of kidney disease. If you have diabetes, high blood pressure, or are over the age of 50, it’s essential to see a retina specialist regularly. Early diagnosis of retinal issues greatly improves vision outcomes and can also help identify potential kidney problems
Schedule an Appointment with a Retina Specialist
Kidney disease and retinal problems share similar risk factors, including vascular issues like hypertension and diabetes. The sooner you’re diagnosed with a condition like AMD, diabetic retinopathy, glaucoma, or cataracts, the better chances you’ll have of preserving your vision. Additionally, an early diagnosis of kidney disease can prevent future eye problems and other health concerns.
At Retina Consultants of Texas (RCTX), we’re proud to be the largest retina-only ophthalmology practice in the state, serving patients throughout the Greater Houston and San Antonio areas, including Beaumont, Katy, Kingwood, Livingston, Memorial, Pasadena, Sugar Land, The Woodlands, San Antonio Medical Center, Boerne, Schertz, and more. We’ll work alongside your care team to create a personalized treatment plan for your kidney disease and resulting retinal issues. Contact us today for more information or to schedule an appointment.