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Visual Impairments Including Blindness Ipovisione2 (Assistive…
Visual Impairments Including Blindness 
What is it?
The consequence of an eye condition or disorder. Source 1
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retinopathy of prematurity: when the premature babies' light-sensitive retina hasn't developed sufficiently before birth
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optic nerve hypoplasia: caused by underdeveloped fibers in the optic nerve and affects depth perception, sensitivity to light, and acuity of vision
cortical visual impairment (CVI): caused by damage to the part of the brain related to vision; not to the eyes themselves
According to IDEA visual impairment including blindness...means an impairment in vision that, even with correction, adversely affects a child's educational performance.
Incidence
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In the US 2015 to 2016 school year, 2,799 children (ages 3-5) had visual impairments while 24,944 children (ages 6-21) had visual impairments. Source 1, Source 2
61,739 children in a U.S. educational setting are legally blind. Source
Accommodations
Support sensory learning: Learning through touch, smell, taste, and hearing.
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