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Eye Health Guide: Importance of Regular Eye Exams and Common Tests

Learn why and how often to visit the eye doctor, who to see, common eye tests, and treatment options for visual problems like cataracts and glaucoma. Prevent vision issues with simple tips.

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Eye Health Guide: Importance of Regular Eye Exams and Common Tests

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  1. http://www.agingeye.net/cataract/Snellehart.gif

  2. Your Trip to the Eye Doctor…Sheree Rodeffer and Brad Conner http://www.emich.edu/coe/clinics/images/entrance.jpg

  3. Why should I see an eye doctor? • Have you had any recent change in your vision? Or are things just not as clear anymore?? • How frequent should I visit the eye doctor? • Infants - between birth and 3 months and between 6 months and a year • Children- examined at ages 3 and 5 • Adults- once between 20 and 39 • Every 2-4 yrs between 40 and 64 • Every 1 or 2 years beginning at age 65

  4. Who should I see? • Ophthalmologists: • M.D. • Complete eye examinations and eye care • Treat eye injuries • Perform surgical procedures • Optometrist: • Trained to diagnose common eye conditions • Prescribe corrective lenses • Opticians • Technician who fills eyeglass and contact lens prescriptions • Grind and fit lenses

  5. Common tests you may occur(or be subjected to…) • Visual Acuity • Acuity: sharpness of vision- how clearly you see an object • Uses Snellen Chart- gauged in decreasing letter size • Chart usually 20 ft away http://www.agingeye.net/cataract/Snellehart.gif

  6. Common tests you may occur(or be subjected to…) • Refraction • Refraction: how light waves are bent as they pass through your cornea and lens • Helps determine what prescription is necessary • Phoroptor- used to fine tune assessment http://www.websters-online-dictionary.org/coreimages/contemporary/NEI/exam8_preview.jpg

  7. Common tests you may occur(or be subjected to…) • Visual Field Test: • Area in front of you without moving your eyes • Completed by looking into a machine and responding to flashing lights http://www.stlukeseye.com/images/eyeq/VisualFields.jpg

  8. Common tests you may occur(or be subjected to…) • Glaucoma Test: • Measures internal pressure of one’s eye • Completed measuring the amount of force needed to momentarily flatten the cornea

  9. If your exam comes out ok you can leave, But if not…

  10. You may have… • Nearsightedness: • Where distant objects appear blurry • Farsightedness: • Where nearby objects appear blurry • Eye strain/ achy eyes/ headache • Astigmatism • Portions of visual field are distorted • Vertical, Horizontal, or Diagonal lines appear blurry

  11. But…there’s hope… • Many visual problems are corrected with • Eyeglasses • Contact lenses • Refractive surgery …and these procedures are relatively common and easy

  12. a BIGGER problem… • Glaucoma • “silent thief” • Characterized by abnormally high pressure inside the eyeball • Symptoms include: • Loss of peripheral vision, blurred vision (usually 1 eye) • Risk factors: • Age - Race -Family History • Medical Conditions -Nearsightedness • Physical Injuries

  13. http://www.sfn.org/skins/main/images/brainbriefings/glaucoma.graphic.jpghttp://www.sfn.org/skins/main/images/brainbriefings/glaucoma.graphic.jpg

  14. So what do I do?? Treatment Options: • Eye Drops • Oral Medications • Surgery

  15. Cataracts • Lens becomes cloudy • Light is scattered • Symptoms include: • Cloudy, blurred, dim vision • Halos around lights, Double vision in one eye • Need for bright light for reading and other activities • Risks: • Diabetes -Family History -Smoking/Alcohol • Previous eye inflam. / surgery -Excessive sunlight

  16. There’s help… Treatment = Surgery Removes clouded lens and replaces with lens implant

  17. Want to avoid all this?? • Prevention: • Have vision checked regularly • Use sunglasses with UV blocker • Optimize vision with right glasses • Recognize warning signs • Protection: • Wear safety goggles or glasses • Be careful when applying makeup • Remove dangerous toys • Be careful around car batteries

  18. What’s NOT going to get you in trouble… • Myths about vision: • Reading in dim light • Sitting too close to television screen • Reading by flashlights • Sitting in front row of a movie theater …none of these will cause permanent damage to your vision!!!!!

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