Gradual loss of vision Flashcards
1
Q
short sightedness w/ blurry far objects
A
myopia
2
Q
myopia Tx (inc. risk of)
A
- laser/contacts
- open angle glaucoma
3
Q
long sightedness w/ eyeball too short & cornea too flat
A
hypermetropia
4
Q
hypermetropia Tx (3)
A
- glasses
- contacts
- laser
5
Q
gradual loss of vision due to ++ resistance at canal of schlemn
A
open angle glaucoma
6
Q
RFs of open angle glaucoma
A
- FH
- smoking
- diabetes
- myopia
7
Q
degeneration of rods & cones in retina that is associated with FH
A
retinitis pigmentosa (RP)
8
Q
why is there loss of vision at night in RP
A
most people have more rods than cones
9
Q
causes of optic nerve compression ==> loss of vision
A
- tumour
- abscess
- aneurysm
10
Q
drugs that cause dry eyes (4)
A
- diuretics
- antihistamines
- pill
- B-blockers
