Genes can be considered the great blueprint for life. Genes are stored in nearly every cell of your body and contain DNA, also known as deoxyribonucleic acid, which carries instructions for how you look and everything that makes you unique. As the body’s instruction manual, genes tell parts of your body how to grow and function.
Family history can reveal a lot about inherited retinal diseases, but it’s just one of the pieces that genetic experts and eye specialists use to try to solve the diagnosis puzzle.
If you do not have any known family history but have been suspected of having an inherited retinal disease, it’s still important to ask your eye specialist about genetic testing or retesting.
Overlapping symptoms can make diagnosing inherited retinal diseases challenging. Therefore, genetic testing has become the benchmark to uncover a genetic diagnosis for your vision loss or impairment.
Disclaimer: All prevalence rates are global estimates and may vary across regions.
Blind spots that progress into loss of peripheral vision