1: what is the definition of Squint?
1A: Misalignment of the visual axes.
2: What are the two types of squint and how common / rare are they?
2A: Concomitant (common)
and Paralytic (rare)
3: What is Concomitant Squint due to?
3A: Concomitant squint is due to an imbalance in the extraocular muscles
convergent is more common than divergent
4: What is Paralytic squint due to?
4A: Due to paralysis of extraocular muscles
5: What two tests are used in detecting squint?
5A: The corneal light reflection test and the cover test.
6: Describe the corneal light reflection test
6A: Used to detect squint: holding a light source 30cms from the child’s face to see if the light reflects symmetrically on the pupils.
7: What is the point of the cover test?
7A: The cover test is used to identify the nature of the squint
8: Describe the cover test:
8A: Ask the child to focus on an object
cover one eye
observe movement of the uncovered eye
cover other eye and repeat test
9: What is one problem with squint long term?
9A: Development of amblyopia
10: what is amblyopia?
10A: also known as lazy eye, is a vision development disorder in which an eye fails to achieve normal visual acuity, even with prescription eyeglasses or contact lense
11. What is the managment of squint?
11A: Eye patches may help prevent amblyopia
Referral to secondary care is appropriate