Search for notes by fellow students, in your own course and all over the country.
Browse our notes for titles which look like what you need, you can preview any of the notes via a sample of the contents. After you're happy these are the notes you're after simply pop them into your shopping cart.
Document Preview
Extracts from the notes are below, to see the PDF you'll receive please use the links above
Cataracts: An Overview
Cataracts are an ocular condition involving opacity of the lens of the eye
...
Cataracts are the most
common cause of reversible blindness in the world, and they have a typical onset between the fifth to
sixth decade of life
...
Most of these causes involve
insult or trauma to the lens, which is a very sensitive structure
...
Cortical cataracts affect the cortex of the lens anteriorly, while nuclear sclerosis
cataracts affect the nucleus of the lens and appear yellow to brown in color
...
Clinical Features of Cataracts
The signs and symptoms of cataracts include vision loss, glare, and halos around lights
...
The vision
loss is painless and gradual, and it typically affects distance more than near vision
...
As the condition progresses, they may also have an increasing
nearsightedness phenomenon called second sight
...
There are no medical treatments available for cataracts, and surgical
removal is required
...
There are different types of artificial lenses available depending on
the individual's specific needs
...
Laser treatment called yag capsulotomy can be used
to remove the buildup