• Entry
  • Reader's guide
  • Entries A-Z
  • Subject index

Cataract

Cataract is the single leading cause of blindness worldwide. It is caused by the opacification (clouding) of the crystalline lens within the eye. Luckily, the disorder can usually be corrected by surgical removal of the clouded lens and, if possible, replacement ...

    • Loading...
    locked icon

    Sign in to access this content

    Get a 30 day FREE TRIAL

    • Watch videos from a variety of sources bringing classroom topics to life
    • Read modern, diverse business cases
    • Explore hundreds of books and reference titles