![]() Near-total low vision: less than 20/1,000.The World Health Organization classifies low vision impairment into the following subcategories: Visual acuity is measured by ophthalmologists and optometrists using the Snellen Eye Chart, which simulates distance using different-sized fonts. ![]() Perfect vision is considered to be 20/20, which represents the ability to see an object from 20 feet away. Low vision is defined by your visual acuity, which is simply the measure of how clear your vision is. Over the next few decades, it’s estimated that over 9.5 million people will be affected by it. Low Vision, In DetailĪs one of the leading causes of disability in the United States, low vision is a health issue that impacts the general public on a wide scale. This type of loss of sight cannot be corrected with prescription eyeglasses, contact lenses, or surgery, making it difficult to perform normal activities. If you answered “D,” you’re correct! Anyone may develop low vision, but certain causes are more common among different ages. Quick quiz: Which of the following is a risk factor for low vision?Ī. Posted on FebruBy Retina Consultants of Texas in For Patients Common Eye Surface Problems - Blepharitis, Dry Eye, Subconjuntival Hemorrhage.Idiopathic Parafoveal Telangiectsasia (PFT).Central Serous Retinopathy / Chorioretinopathy.Retinal Artery Occlusion (CRAO and BRAO).Peripheral Retinal Pathology - Lattice Degeneration, White Without Pressure, Pigmented Lesions and Masses.Panretinal Photocoagulation (PRP) Laser.
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