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Visual or vision impairment (VI or VIP) is the partial or total inability of visual perception.In the absence of treatment such as corrective eyewear, assistive devices, and medical treatment, visual impairment may cause the individual difficulties with normal daily tasks, including reading and walking. [6]
The early 20th century saw a handful of blind students enrolled in their neighborhood schools, with special educational supports. Most still attended residential institutions, but that number dropped steadily as the years wore on - especially after the white cane was adopted into common use as a mobility tool and symbol of blindness in the 1930s.
The program also provides assistance with converting their printed learning materials into electronic format so that visually impaired students are not at disadvantaged in the school environment. The Instant Access program is intended to assist students in grades 3-10 that use New York State curriculum and is focused on academics related mainly ...
Vitamin A deficiency is a leading cause of preventable childhood blindness, particularly in developing countries. Vitamin A deficiency is defined as a serum (blood) concentration of less than 0.70 μmol/L while a severe deficiency is defined as less than 0.35 μmol/L, per the Centers of Disease Control National Health and Nutrition Examination ...
While the cause is unknown, Keratoconus is believed to be congenital, and can be exacerbated by allergies and eye rubbing. [11] Strabismus: where the muscular or neural control of gaze direction fails to align the eyes to a shared locus of visual attention, sometimes leading to double vision
Because the law does not clearly state to what degree the least restrictive environment is, courts have had to interpret the LRE principle. In a landmark case interpreting IDEA's predecessor statute (EHA), Daniel R.R. v. State Board of Education (1989), it was determined that students with disabilities have a right to be included in both academic and extracurricular programs of general education.