August 20th, 2010 Eye disease killer of the elderly – age-related macular degeneration
age-related macular degeneration ( AMD ) that resulted in 60 people over the age most serious of blinding eye disease. It's serious because there is no effective treatment for special, unlike cataract surgery, as can be restored through a light. The disease affect the central vision, seriously affect the daily life of all kinds of basic functions, including watching TV, reading, driving, logos and identification, as well as close-up detail work.
Aged macular degeneration of the fundus changes
age-related macular degeneration a two basic types: wet and dry, the difference between the former and the latter is that macula “ wet “ appearance, mainly from the edema fluid , bleeding and exudation caused. In general, wet macular degeneration, visual acuity greater damage. Developed later, the patient can only dimly see the front of the object's shadow, not see its details, so that the basic living can not take care of themselves, must be family members.
according to estimated 80 years and above population, about a 25% with the threat, as the force the age-related macular degeneration. United States, a large-scale epidemiological studies have shown that, this disease The overall prevalence rate of 9% , the more years light crowd ( 52 to 64 years) prevalence rate of 2% , and 75 to 85 -year-old prevalence rate 28% . So in general the disease prevalence and severity increased with an increase with age; With the average life expectancy has been increasing, age-related macular degeneration in 21 century increasingly serious public health problems.