Vision Impairment Ch 32 Flashcards
Importance of vision for occupation
Children with undetected and untreated vision problems may have difficulty participating in many occupations such as
➢reading.
➢copying from the board.
➢writing.
➢playing.
➢sports.
Visual acuity
Myopia
Amblyopia
Pursuits
Saccades
CROSSED EYED
STRABISMUS
Two primary models of vision
The 3 component model
One component model
Model focusing on
•Visual integrity
•Visual efficiency
•Visual information processing
3 component model
Model focusing on visual integrity only
One component model
3 eye care professions
Optician
Optometry
Ophthalmology
Common Visual Impairments in Children With Varied Diagnoses
CP
Down syndrome
ASD
Common Visual Impairments in Children w/ CP
➢Refractive error
➢Strabismus
➢Eye movements
➢Accommodative problems
Common Visual Impairments in Children w/ Down syndrome or ASD
➢Refractive error
➢Accommodative problems
➢Strabismus
➢Additional convergence issues in autism
Visio screening in pediatrics includes:
Symptom questionnaire
Near point rule
Near point of convergence
Northeastern State University College of Optometry Eye Movement Test (NSUCO)
Developmental eye movement test (DEM)
Visual-spatial skills
TVPS and VMI
DTVP-3
OT evaluation
●Overall development (history)
●Skilled observation
●Impact of visual impairment on quality of life
●Berry VMI, DTVP-3, Motor Free Visual Perception Test
OT Intervention for a Child With Visual Impairments
●Improve manipulation and fine motor skills.
●Maximize use of functional vision.
●Encourage socially appropriate behaviors.
●Encourage language and concept development.
●Strengthen cognitive skills.
●Maximize auditory perceptual abilities.
OTs Role in Vision Therapy
•Saccades
•Pursuits
•Awareness of laterality (right vs left)
•Visual discrimination
•Figure ground
•Visual Closure
•Visual memory
•Visual motor integration
•Form Constancy
