Flashcards in Cataract and Cataract Surgery Deck (12):
What is a cataract?
Any clouding of the eye's crystalline lens
What are some common symptoms of cataracts?
haloes around lights at night
dull colours/ yellowing
frequent eyeglasses script changes
What causes cataracts?
Ocular inflammation (iritis)
What can protect against cataracts?
No vitamins /anti oxidants
What are the most common types of cataracts?
When should cataract surgery be contemplated?
Only when the patient feels that the lack of vision is interfering with their quality of life or ability to perform daily activities
What cases warrants immediate cataracts surgery?
Congenital cataracts which should be removed in the first few weeks of life, or the damage could be significant
When it's causing iritis or glaucoma
When it's preventing treatment of retinal disease
Can cataracts be removed with laser?
Femtosecond laser assisted cataracts surgery is here
An ultrasonic energy pulse that breaks up the cataract into small pieces
What are possible complications of phacoemulsification?
Suprachoroidal hemorrhage (1:1000)
Retinal detachment (1:100)
Posterior capsule opacification
What causes posterior capsule opacification?
Proliferation of cells left behind form surgery that migrate to the posterior capsule