Guide to Eye Diseases
- What Is Meibomian Gland Dysfunction (MGD)
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The meibomian glands are located in the eyelids, which secrete tiny oil, comprising the lipid layer of the tear film. This tear film is to preventing rapid evaporation of the tears. It is quite important to they eye health.
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- Warning signs of underlying eye diseases
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Besides regular eye exams, people themselves always realize some visual changes or warning signs during daily lives. Sudden visual symptoms are usually signs of eye problems, which require an immediate visit to the doctor’s.
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- Regular problems about AMD
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A bad news is that the number of AMD patients is on the increase. The most contributing reason is that the thinning ozone layer is allowing more ultraviolet light, so that it is quite necessary to wear sunglasses outdoors.
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- Advantages and problems of presbyopia-correcting IOLs
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It is amazing that presbyopia correction can be achieved through cataract surgery, which is a good example of “killing two birds with one stone”.
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- Studies related to cataracts
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Researchers from the National Eye Institute (NEI) and NASA have developed an “early warning” testing system, which can alert eye doctors to first signs of cataracts.
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- Study Results of Glaucoma
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Professor Isaac Schweitzer from University of Melbourne described a severe case of depression directly associated with the use of glaucoma eye drops. He pointed out in the October issue of the Medical Journal of Australia that glaucoma eye drops such as beta-blockers should be avoided by older people in controlling high eye pressure.
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- Researches of Glaucoma
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Funded by Alcon Research Ltd, a research analyzed Medicare claims and payments for glaucoma surgery between 1997 and 2006. According to results published in July 2009, the number of glaucoma surgeries was increasing and Medicare payments for these procedures were decreasing. In detail, procedure numbers and Medicare payments were in decrease from 1997 to 2000
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- Ocular migraine overview
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Ocular or ophthalmic migraines are common in women under 40, especially those who have a family history of the disease. Ocular migraine is sometime associated with the brain and has strange symptoms.
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- Factors associated with macular degeneration
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A large European study revealed that the combination of too few antioxidants in diet and exposure to blue light (HEV) rays can significantly increase the risk of developing advanced macular degeneration.
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- Eye health maintenance in older people
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Adults above 45 are at a higher risk of developing vision problems due to natural aging or eye diseases. The American Academy of Ophthalmology (AAO) estimates that the population that suffers various eye diseases will reach 43 million by 2020.
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