I. What is cataract?
Cataract is a common blindness-causing eye disease. Cataract blindness has been ranked first among all kinds of blindness-causing eye diseases, and about 4 million patients in China are blind due to cataract, aging, genetics, metabolic abnormalities, trauma, radiation, poisoning and local malnutrition can cause damage to the capsule membrane of the human eye lens, making it The most common cause of cataracts is aging, which can lead to increased permeability and loss of barrier effect, or disorders in lens metabolism, resulting in degeneration of lens proteins and clouding.
Second, the symptoms of cataract?
1, no painful symptoms of vision loss, see things foggy vision, sensitive to light, feel blinding.
2. Difficulty in wearing glasses, often feel that the degree is not right and need to replace glasses.
3.The phenomenon of double vision in one eye appears.
4.Require strong light when reading.
5.Poor vision at night.
6.Decreased sensitivity to color.
Third, the danger of cataract?
Early cataracts only make patients feel a white fog in front of their eyes and blur their vision. If cataract is not treated in time, many serious complications will occur, the common one being glaucoma. At the same time, the presence of cataract disease can easily cover up other fundus diseases and delay the treatment of other fundus diseases.
4. Cataract examination?
1. Regular vision and refraction examinations should be conducted to understand the degree of vision loss and the nature of refractive changes.
2. Slit lamp microscopy should be done regularly according to the doctor’s prescription to understand the degree of lens clouding and its progress through such examination.
3. Regular eye examination should be done to understand the condition of optic nerve retina and blood vessels to prevent other eye diseases in the process of cataract development and to prepare for cataract surgery.
5. Prevention of cataract?
1. Strengthen eye hygiene, do not rub your eyes with your hands, do not use unclean handkerchiefs or towels to wipe and wash your eyes.
2. Sedentary workers should get up for 15-20 minutes at intervals of 1-2 hours, raise their eyes and look far away, or do eye exercises.
3, adequate sleep, timely relief of fatigue.
4.Keep your mood relaxed.
5. Smoking has been proven to cause cataracts, so you should quit smoking as soon as possible.
What is the treatment of cataract?
1.Medication: There are no drugs with certain efficacy. Early cataracts can be treated with vitamin C, vitamin B2, vitamin E, etc., and some drugs such as cataract suspension and aminopeptide can be used to slow down the development of the disease.
2.Surgical treatment: cataract extracapsular extraction IOL implantation etc. Among them, cataract ultrasonic emulsion extraction IOL implantation is the world’s leading and effective treatment method.