Vision and Ophthalmology Pediatric Ophthalmology 2

Question 1

Leukocoria (white pupillary reflex) in a child is most classically associated with which condition?

Accepted Answer

Retinoblastoma

Answer

Leukocoria is a classic presenting sign of retinoblastoma, though it can also indicate cataract, Coats disease, or other conditions.

Question 2

To minimize the risk of deprivation amblyopia, congenital visually significant cataracts should ideally be removed within:

Accepted Answer

The first 6 weeks of life

Answer

Visually significant unilateral congenital cataracts should be removed by 6–8 weeks of age to allow normal visual development and prevent severe deprivation amblyopia.

Question 3

What is the most common form of childhood glaucoma?

Accepted Answer

Primary congenital (infantile) glaucoma

Answer

Primary congenital glaucoma, caused by developmental abnormality of the trabecular meshwork, is the most common form of glaucoma in children.

Question 4

Which clinical sign is characteristic of primary congenital glaucoma in infants?

Accepted Answer

Buphthalmos (enlarged globe)

Answer

Buphthalmos (ox-eye) is enlargement of the infant globe due to elevated IOP stretching the compliant sclera, a hallmark of congenital glaucoma.

Question 5

What is nystagmus?

Accepted Answer

Involuntary rhythmic oscillating eye movements

Answer

Nystagmus is characterized by involuntary, rhythmic, repetitive eye movements that can be horizontal, vertical, torsional, or mixed.

Vision and Ophthalmology Practice Test

Vision and Ophthalmology Practice Test

Vision and Ophthalmology Pediatric Ophthalmology 2