The image is an example of what you would see if you had Diabetic Retinopathy.
The image is an example of what you would see if you had Cataracts.
The image is an example of what you would see if you had Glaucoma.
The image is an example of what you would see if you had Macular Degeneration.
The image is an example of what you would see if you had RP.
My place of work http://www.cfb.state.nm.us/
We use at the Center ZoomText and Kurzweil.
At the Center we use all three of the ones listed.
What Is it?
Partial blindness means you have very limited vision. Complete blindness means you cannot see anything and do not see light. People with vision worse than 20/200 are considered legally blind in most states in the United States.12/7/2011 2
The top cause of blindness is………. Drum Roll………. Cataracts 48% Glaucoma 12% Others 13% AMD 9% Onchocerciasis Childhood Corneal Trachoma Blindness Diabetic 1% Opacities 3% Retinopathy 4% 5%12/7/2011 5% 3
Note: It is important for the diabetic patient to be Leading Causes aware that dangerous changes in the retina often of Blindness occur before vision is affected.12/7/2011 4 Diabetic Retinopathy:1) It’s characterized by ruptures or breaks in the capillaries and blood vessels of the retina, it is the new leading cause of blindness in the United States.1) The longer a person has diabetes, the greater the risk of retinopathy—more than 40 percent of those who have diabetes for more than 15 years or more are at risk.
Leading Causes Note: Cataract surgery is like taking the lens out of a camera. of Blindness12/7/2011 5 CATARACTS1) Cataracts, a leading cause of blindness among adults 45 years of age and older, are a clouding of the eyes lens. As a result, things look foggy or cloudy.1) The underlying cause of cataract formation has not yet been determined, although it is known that a cataract is associated with chemical changes within the lens.
Note: Glaucoma rarely strikes until after Leading Causes the age of 35, and sight cannot be of Blindness restored.12/7/2011 6 GLAUCOMA1) Glaucoma is often called "the sneak thief of sight." If left untreated, vision can be reduced to a narrow area known as tunnel vision and then, total blindness.1) It is estimated that one out of every seven blind persons is a victim of glaucoma. All of these individuals had normal sight most of their lives.
Leading Causes Note: The disease does not follow a predictable course. of Blindness12/7/2011 7MACULAR DEGENERATION1) A degenerative disease that causes a small area of the eye tissue called the macula to deteriorate, usually occurs in people who are over 50 years of age.2) There are two types of macular degeneration: 1) Dry form which accounts for approximately 90 percent of all cases 2) Ten percent are diagnosed with the wet form
Note: RP is an inherited eye diseases that affect the Leading Causes retina (the light-sensitive part of the eye) of Blindness12/7/2011 81) RP causes the breakdown of photoreceptor cells (cells in the retina that detect light)2) Symptoms of RP are most often recognized in children, adolescents and young adults3) There is no known cure for Retinitis Pigmentosa
Mission Statement "Our mission is to enable persons who are blind to achieve vocational, economic and social equality by providing career preparation, training in the skills of blindness and above all, promoting and conveying the belief that blindness is not a barrier to successful employment, or to living an independent and meaningful life."12/7/2011 9
Provides intensive training in the skills of blindness Training is built around the use In a typical six-month training of "sleep shades“ period students receive intensive training in: A. Which eliminate the desire to rely on A. Cane travel inadequate or failing vision B. Braille B. Which in turn helps one to gain back self confidence C. Assistive technology D. Home management A dormitory is provided for the E. Personal management duration of their stay here. F. industrial arts (Electrical wiring, Power tools, Plumbing, etc)12/7/2011 10
Screen magnification Scan/Read Systems: software MAGic Kurzweil 1000 1) Lets you Scan and read books, receipts, and newspapers via a computerized voice ZoomText OpenBook BigShot12/7/2011 11
Screen Readers and the WEBScreen Readers:JAWSWindows-EyesZoomText 12/7/2011 12
WRITING BRAILLE Braille is listed by grades Grade 1 braille is shown on the following slide Grade 2 braille is available here Grade 212/7/2011 13
Who Created Braille? Louis Braille, He was blinded at the age of 4, in 1812. In 1819 Braille was taught a system of tangible writing using dots. • Invented by Captain Charles Barbier of the French Army. • It was intended to be used for night- time Battlefield communications. Braille at age 15 in 1824 invented the 6 dot Braille cell we use today.12/7/2011 14
Always introduce yourself. While a person with a visual impairment may know you, that person may not immediately recognize your voice. Ask first. Before you rush to assist someone with a Speak in a normal task, always ask if your conversational help is warranted. voice. There is no need to shout. When conversing, do not avoid words such as blind, look or see. These are words that are part of everyday conversation. Remember that gestures or nods may not be noticed.12/7/2011 16