True about visual testing in a child –a) Visual evoked potentialb) Teller’s acuity card testc) Perimetryd) Keratometry
Correct Answer: ab
Description: The ordinary tests types cannot be used with young children who are easily distracted and may not know alphabets. So maturation of infant visual function has been studied by two techniques:-
Pattern visual evoked response/potential (VEP)
Preferential looking behaviour eg. Teller or Cardiff acuity card
Other tests include:-
Keeler - Elliot test
Kay picture test
Fooks symbols
`E' test
Landolt 'C' chart
Sheridon - Gardiner
HOTV
Optokinetic nystagmus
Photostress test
STYCAR (sight testing for young children and retarded)
Category:
Ophthalmology
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