Cataracts Flashcards
1
Q
What is cataracts by defintion?
A
-opacification of the eye lens which leads to various forms of visual defects most prominently decreased visual acuity
2
Q
What is the natural course of cataracts?
A
- asymptomatic for years
- short-sightedness
- decreased visual acuity (blurred, fractured, decreased colours)
- +/- glares, halos, double vision (depends on sort of cataract)
3
Q
What is a simple test for cataract?
A
- flash a light in the patients eye look for red reflex
- would be absent in cataract
4
Q
What is the treatment of cataract?
A
- artificial lens replacement under local anaesthetic
- day case + 24 hour visual rehab
5
Q
Intraoperative complications of cataract surgery?
A
- capsule rupture + vitreous prolapse
- intraocular haemorrhage
6
Q
Post-op complications of cataract surgery?
A
- lens dislocation
- Capsule opacification
- Endophthalmitis (BAD)
7
Q
What are the symptoms of and how do you treat Endophthalmitis? Why is it SO important to do so?
A
- painful red eye + decreased vision w/in 1/52 of surgery
- Intraocular ABX
- can lead to permanent blindness
