Cataracts Flashcards
1
Q
What is cataracts?
A
Opacification of lens
2
Q
What are the risk factors/causes for cataracts?
A
- Age related 30% >65 years
- Diabetes
- Corticosteroid use
- Congenital (maternal rubella)
- Hypocalcaemia (intefeers with aqueous humour)
3
Q
How does cataracts present?
A
- Gradual painless deterioration of vision
- Difficulty reading
- Failure to recognise faces
- Diplopia
- Opacities
4
Q
What are the signs of cataracts on examination?
A
- Hazy cornea
- Reduced visual fields
- Reduced visual acquity
- Pupil reactions normal
- Red high reflex reduced
5
Q
What investigations should you do?
A
- Blood glucose
- Serum Ca2+
- LFTs
6
Q
What is the management of cataracts?
A
Surgery
>When quality of vision affects patients life
>Earlier if a driver
>Day case under local anaesthetic
