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27 ott 2023 · La cataratta è una malattia oculare in cui il cristallino – la lente intraoculare – va incontro a una progressiva opacizzazione. È molto comune con l’avanzare dell’età. Le persone affette da cataratta riferiscono di vedere annebbiato e questo può rendere più difficile leggere o svolgere altre attività quotidiane.
Cataratta - Eziologia, patofisiologia, sintomi, segni, diagnosi e prognosi disponibili su Manuali MSD - versione per i professionisti.
- Overview
- Symptoms
- Causes
- Risk Factors
- Prevention
A cataract is a clouding of the lens of the eye, which is typically clear. For people who have cataracts, seeing through cloudy lenses is like looking through a frosty or fogged-up window. Clouded vision caused by cataracts can make it more difficult to read, drive a car at night or see the expression on a friend's face. Most cataracts develop slow...
Symptoms of cataracts include: 1. Clouded, blurred or dim vision. 2. Trouble seeing at night. 3. Sensitivity to light and glare. 4. Need for brighter light for reading and other activities. 5. Seeing "halos" around lights. 6. Frequent changes in eyeglass or contact lens prescription. 7. Fading or yellowing of colors. 8. Double vision in one eye. At...
Most cataracts develop when aging or injury changes the tissue that makes up the eye's lens. Proteins and fibers in the lens begin to break down. This causes vision to become hazy or cloudy. Some disorders passed down from parents that cause other health problems can increase your risk of cataracts. Cataracts also can be caused by other eye conditi...
Factors that increase your risk of cataracts include: 1. Increasing age. 2. Diabetes. 3. Getting too much sunlight. 4. Smoking. 5. Obesity. 6. Family history of cataracts. 7. Previous eye injury or inflammation. 8. Previous eye surgery. 9. Prolonged use of corticosteroid medicines. 10. Drinking excessive amounts of alcohol.
No studies have proved how to prevent or slow the growth of cataracts. But health care professionals think several strategies may be helpful, including: 1. Regular eye exams.Eye exams can help detect cataracts and other eye problems at their earliest stages. Ask your health care team how often you should have an eye examination. 2. Do not smoke.Ask...
A cataract is a cloudy area in the lens of the eye that leads to a decrease in vision of the eye. Cataracts often develop slowly and can affect one or both eyes. Symptoms may include faded colours, blurry or double vision, halos around light, trouble with bright lights, and difficulty seeing at night.
Notizie più importanti
La cataratta è un processo di progressiva perdita di trasparenza del cristallino nell'occhio che comporta una diminuzione della vista. Può interessare uno o entrambi gli occhi. Spesso si sviluppa lentamente e si verifica soprattutto con l'aumentare dell'età. I sintomi possono includere colori percepiti sbiaditi, visione offuscata ...
3 mag 2021 · Cataratta: tipi, cause, sintomi e cure. di Gretchyn Bailey; recensito da Vance Thompson, MD. La cataratta consiste nell’offuscamento del cristallino dell’occhio. È la causa più comune di perdita della vista nelle persone oltre i 40 anni ed è anche la principale causa di cecità nel mondo. Tra i tipi di cataratta vi sono:
To determine whether you have a cataract, your eye doctor will review your medical history and symptoms. They also will perform an eye exam. Your doctor may do several tests, including: Vision test. A vision test, also called a visual acuity test, uses an eye chart to measure how well you can read a series of letters.
