Orthoptics Flashcards
(9 cards)
1
Q
what is sudden onset diplopia?
A
rapid onset of double vision
2
Q
what causes sudden onset diplopia?
A
new weakness of extra ocular muscles
3
Q
what test is done to see if a patient has a squint?
A
a cover test
4
Q
what does it mean if there is no movement in a cover test?
A
no squint
5
Q
what does it mean if there is movement in a cover test?
A
squint present - direction of movement determines the squint they have
6
Q
what type of squint is present if a cover test causes outward movement?
A
esotropia
7
Q
what type of squint is present if a cover test causes inward movement?
A
exotropia
8
Q
what type of squint is present if a cover test causes downward movement?
A
hypertropia
9
Q
what type of squint is present if a cover test causes upward movement?
A
hypotropia
