Visual Impairment

Vision is the sense that allows us to perceive light and see the environment. Visual impairment (VI) occurs when one has a decreased ability to see. This ranges from partially sighted to totally blind.

Signs and Symptoms
Common signs and symptoms include:
• Often asks teachers what is written on the board
• Takes the book too close to the face when reading
• Difficulty reading small prints
• Frequent discharge from the eyes

 

Causes
Common causes include:
• Hereditary retinal                                                                                                                                                            • Diabetic retinopathy
• Glaucoma
• Congenital abnormalities
• Problems during pregnancy and at birth
• Head injury/trauma
• Myopia (Short sightedness)
Diagnosis
Optometric screenings are used to screen for visual impairment. Some of the tests used are:
• Snellen Chart
Intervention
• The use of magnification, concave or convex lenses for improvement vision
• Children with VI should be seated closest to the teacher
• They should be encouraged to partake in playgroup activities
• Classrooms should have clear pathways