Ophthalmology

Question 1

What is the medical term for squint?

Answer 1

strabismus

Question 2

what are the risks of untreated strabismus?

Answer 2

amblyopia

Question 3

What is amblyopia

Answer 3

'’lazy eye’’

the brain fails to fully process inputs from one eye and over time favours the other eye

Question 4

What are the two categories of strabismus? Which is more common?

Answer 4

concomitant (common) - due to imbalance in extraocular muscles; convergent is more common than divergent

Paralytic (rare) - due to paralysis of extraocular muscles

Question 5

Mx of strabismus

Answer 5

refer to secondary care

eye patches may be used to prevent amblyopia

Question 6

what are the differences between scleritis and episcleritis?

Answer 6

pain in scleritis

episcleritis iis typically asymptomatic or present with mild grittines sensation

Question 7

Complications of pan retinal photocoagulation

Answer 7

• decrease in night vision
• noticable reduction in visual fields die to

Question 8

How does timolol work in glaucoma?

Answer 8

b-blockers like timolol work by reducing aqueous humour production