What is the reason for dry eyes?
What is the reason for dry eyes? We often have dry eyes, especially at night. Some are because the weather is hot, and some are because they often rub their eyes. So what causes dry eyes? What causes dry eyes? Come and have a look with me. You can't treat it until you know the cause.
What is the cause of dry eyes? 1 dry eye may be one of the manifestations of Sjogren's syndrome. I suggest you go to the hospital for a check-up in time, and then treat the symptoms after defining the cause. At the same time of treatment, it is recommended to eat more foods containing vitamin A, which can promote the development of eyes and protect eyesight. Vitamin A is a necessary substance to maintain the normal function of all epithelial tissues in human body, and it plays an adhesive and protective role on cells. Foods rich in vitamin A are: pig liver, sheep liver, beef liver, eggs, milk, milk powder, cream, cheese and other dairy products, saury, flounder, salmon liver and so on. Foods containing carotene or carotenoids, such as carrots, tomatoes, red peppers, spinach, lettuce, etc.
Consider keratitis, which is caused by corneal surface exposure, rapid evaporation of tears, corneal epithelium drying, blurring, necrosis, shedding, ulcer or keratinization. Lomefloxacin eye drops. Try to keep your eyes clean and don't stay up late often. Symptoms may also belong to liver reflex caused by excessive internal heat. Generally speaking, the eyes can reflect the function of the liver. Suggestion: Oral roxithromycin dispersible tablets and Huanglian Shangqing tablets can be used for symptomatic treatment, and local rifampicin eye drops can be used for symptomatic treatment.
Others wear contact lenses all the year round, which will eventually lead to dry eyes. Because wearing contact lenses can easily lead to insufficient tears, don't wear contact lenses all the time. You can take it off when you sleep at night, especially when the weather is very dry in autumn. It is best to reduce the time of wearing contact lenses.
What is the cause of dry eyes? 2 1. Bad eye habits.
With the popularity of computers, mobile phones and other electronic products, people's eye habits have changed a lot, such as using computers for a long time and watching mobile phones for a long time. The smaller the screen, the greater the damage to the eyes. Coupled with being in an air-conditioned environment for a long time, air pollution can also lead to dry eyes and other symptoms. In particular, white-collar workers are more prone to dry eye, which is mainly related to not blinking when using a computer. When people stare at the computer screen, the number of blinks will be reduced invisibly, thus reducing the tears secreted by the eyes. At the same time, the eyes are exposed to the air for a long time, and the water evaporates too fast, which makes the eyes dry and uncomfortable. In the long run, it will easily lead to dry eyes.
2. Disease factors
Rheumatoid arthritis, diabetes, thyroid abnormalities, asthma, cataracts and other diseases are easy to be complicated with dry eye;
3, caused by drugs
Such as antidepressants, antihistamines, diuretics, antihypertensive drugs, anesthetics, anti-ulcer drugs and so on. , can cause dry eye disease and then dry eye disease;
4. Environmental factors
Smoke, ultraviolet rays, air pollution, high temperature, air conditioning and dry climate will all increase the evaporation of tears, leading to dry eyes;
5. Changes in hormone levels
Women in menopause, pregnancy, lactation and oral contraceptives may also have symptoms of dry eye due to changes in hormone levels;
6, preservatives
Long-term use of liquid medicine containing preservatives is also easy to form dry eye.
What eye drops are used for dry eye?
There are many reasons for dryness. If you use your eyes too much, it is recommended to use Zhenshiming (or Pearl Mingmu Liquid). If not, then don't use drugs indiscriminately, which will have negative effects. It's best to lie down for a while when there are drops of medicine, so as to exert the efficacy. Moisturizing is generally only used when it is dirty, like trachoma.
What about dry eye:
1, blink more.
Blinking is a protective nerve reflex action, and the tear layer can make tears evenly distributed on the surface of cornea and conjunctiva, keeping them moist but not dry. Once the number of blinks is reduced, the amount of tears is directly reduced, and the tear film exposed to the air will evaporate quickly, losing the protection to the eyeball. When you use your eyes for a long time, such as operating a computer, driving, reading, etc. Remind yourself not to be too focused and take some time to blink. Generally, most people blink every five seconds, about 20 times a minute.
2. Pay attention to eye hygiene
In life, it is suggested that everyone should always pay attention to eye hygiene, wash their hands frequently and try not to rub their eyes with their hands. Moreover, when using their eyes continuously for about an hour, it is recommended to take a proper rest, and you can choose to close your eyes and look into the distance. For patients with oily secretions, debris and shedding of eyelids, attention should be paid to keeping eyelids hygienic.