The nurse assesses a 4-year-old child's vision as 20/40 . This finding is considered:
a. Myopia
b. Hyperopia
c. Normal
d. Presbyopia
C
Children typically do not have 20/20 vision until age 6 or 7 years. A finding of 20/60 in a 4-year-old child is considered normal. Myopia is diminished distant vision, which is associated with a Snellen chart reading of 20/100 . Hyperopia is diminished near vision and is represented by a large fraction, such as 20/15; when found in people over age 45 it is known as presbyopia.
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