2019年Vision and Aging - NEI National Eye Institute Homepage视觉和时效内国家眼科研究所的主页.ppt
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1、1,Vision Changes,You may notice vision changes with aging. Many changes are common and can often be corrected. As you get older, you are at higher risk of age-related eye diseases and conditions.,Get Your Eyes Examined,Everyone aged 50 or older should have a comprehensive dilated eye exam. Your eye
2、care professional can tell you how frequently you need to have one.,What Is a Comprehensive Dilated Eye Exam?,The Dilated Eye,Eye Diseases and Conditions,Age-related macular degeneration (AMD) Cataract Diabetic eye disease Glaucoma Dry eye Low vision,Age-Related Macular Degeneration (AMD),What is it
3、? Common among people aged 60 or older. Can damage the macula, which is needed for sharp, detailed central vision.,Who is at higher risk? The greatest risk factor is age. Other risk factors Smoking. Family history. Obesity. Race. Caucasians are more likely to lose vision from AMD.,(continued from pr
4、evious slide),Age-Related Macular Degeneration (AMD),Same scene as viewed by a person with AMD,Normal vision,AMD,Symptoms No pain. Blurred vision. Drusen (can only be seen by an eye care professional).,Treatment options Age-Related Eye Disease Study (AREDS) special vitamins/minerals supplement formu
5、lation. Laser surgery. Eye injections. Photodynamic therapy.,(continued from previous slide),AMD,What can you do? Eat a healthy diet Dont smoke, or stop smoking Maintain normal blood pressure Maintain a healthy weight Exercise,Cataract,What is it? Clouding of the eyes lens that causes loss of vision
6、.,Who is at higher risk? Most cataract are related to aging Other risk factors Diabetes Smoking Exposure to sunlight,(continued from previous slide),Cataract,Same scene as viewed by a person with cataract,Normal vision,Cataract,Symptoms Cloudy or blurred vision. Colors that may not appear as bright
7、as they once did. Glare. Poor night vision.,Treatment options Glasses Better lighting Surgery,(continued from previous slide),What can you do? Eat a healthy diet. Wear sunglasses and a brimmed hat when outdoors. Dont smoke.,Cataract,Diabetic Eye Disease,What is it? A group of eye problems associated
8、 with diabetes. Diabetic retinopathy is a leading cause of vision loss and blindness.,Who is at higher risk? People with diabetes. The longer someone has diabetes, the more likely it is he or she will get diabetic retinopathy.,(continued from previous slide),Diabetic Retinopathy,Same scene as viewed
9、 by a person with diabetic retinopathy,Normal vision,Diabetic Eye Disease,Symptoms No early warning signs or symptoms Early detection and timely treatment can reduce the risk of vision loss. Treatment options Laser treatment Surgery,What can you do? Control your ABCs - A1C, blood pressure, and chole
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