Cataracts - Symptoms and causes - Mayo Clinic
A cortical cataract begins as white, wedge-shaped spots or streaks on the outer edge of the lens cortex. As the cataract slowly grows, the streaks spread to the center and affect light passing through the …
Cataract - Wikipedia
Cataract formation is primarily driven by oxidative stress, which damages lens proteins, leading to their aggregation and the accumulation of clumps of protein or yellow-brown pigment in the lens. [10] This …
Cataracts - Causes, Symptoms, Risk Factors, Diagnosis ... - WebMD
Feb 13, 2024 · Learn more from WebMD about your eyes and cataracts, including the causes, symptoms, diagnosis, and treatment.
Cataracts: Signs, Symptoms & Treatment Options
Mar 7, 2023 · Cataracts (Age-Related) Cataracts are cloudy areas that form on your eye’s lens. Age-related cataracts are the most common type. Symptoms include blurry vision and glare around lights. …
What Are Cataracts? - American Academy of Ophthalmology
Dec 1, 2025 · Are cataracts clouding your vision? Discover the causes, symptoms, and modern treatments that can restore your sight—and when it’s time to see an eye doctor.
Cataracts - National Eye Institute
Nov 26, 2025 · A cataract is a cloudy area in the lens of your eye. More than half of all Americans age 80 and older either have had cataracts or have had surgery to get rid of cataracts. Learn about the types, …
Cataracts | Cataract Surgery | MedlinePlus
Nov 25, 2025 · A cataract is a clouding of the lens in your eye. It affects your vision. Cataracts are very common in older people. Learn about symptoms and surgery.
Cataract - EyeWiki
A cataract is a clouding of the natural intraocular crystalline lens that focuses the light entering the eye onto the retina. This cloudiness can cause a decrease in vision and may eventually lead to blindness …
Cataract: Symptoms, diagnosis, and treatment - Harvard Health
Cataract: Symptoms, diagnosis, and treatment The eye's lens is a clear structure that focuses images on the light-sensitive retina. A cataract is a clouding of the lens. This distorts or blocks the passage of …
Cataracts Surgery, First Signs, Symptoms, Types & Treatment
A cataract is an eye disease that clouds the eye's lens and vision. Learn the causes, treatment, symptoms, diagnosis, and surgery used to treat cataracts.
Cataract - Prevent Blindness
What is a Cataract? A cataract is a clouding of the eye’s lens, which blocks or changes the passage of light into the eye. The lens of the eye is located behind the pupil and the colored iris, and is normally …
Cataracts Treatment, Surgery, Symptoms, Causes & Types
Cataracts occur in the lens of the eye, the transparent part that focuses light or an image on the retina. Symptoms and signs of cataracts include age-related vision changes such as worsening fogginess of …
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