CO CO Pediatric Eye Development & Vision Screening 2

Question 1

Which vision screening approach does the American Academy of Pediatrics recommend for children aged 3–5 years?

Accepted Answer

Photoscreening or autorefraction

Answer

The AAP recommends photoscreening or autorefraction for children aged 3–5 years, as these instrument-based methods are reliable in young, pre-cooperative children.

Question 2

Which neonatal ocular condition can cause permanent severe vision loss if not treated within the first weeks of life?

Accepted Answer

Congenital cataracts

Answer

Congenital cataracts cause visual deprivation amblyopia and must be treated within the first weeks of life to prevent permanent, severe vision loss.

Question 3

The approximate best-corrected visual acuity of a healthy full-term neonate at birth is:

Accepted Answer

20/400–20/600

Answer

At birth, a full-term neonate has visual acuity of approximately 20/400 to 20/600 because the visual system is still immature.

Question 4

The Worth 4-Dot test primarily assesses:

Accepted Answer

Binocular sensory fusion and suppression

Answer

The Worth 4-Dot test evaluates binocular sensory fusion and detects suppression or diplopia at distance and near.

Question 5

Congenital (infantile) esotropia is typically characterized by:

Accepted Answer

Large, constant angle greater than 30 PD

Answer

Congenital (infantile) esotropia is typically characterized by a large, constant angle of deviation greater than 30 prism diopters present from birth or within the first 6 months.

(CO) Certified Orthoptist Practice Test

(CO) Certified Orthoptist Practice Test

CO CO Pediatric Eye Development & Vision Screening 2