Cataract is opacity of the lens located behind the Pupil.it occurs when the normal transparent lens becomes cloudy, blocks light, and causes blurred vision.

Symptoms

  • Blurry vision
  • Extra sensitivity to light
  • Frequent need to change glasses
  • Pupil colour gradually changes to white and this is common in advanced cases.

Causes

  • Eye injuries
  • Aging process.
  • diabetes
  • Use steroids medication.
  • Treatment

The only treatment for time being is surgery, where clouded lens is removed and replaced with plastic articfial one.

General information

  • Cataract is a non-contagious disease; it may form in both eyes at the same time.
  • Overstraining the eye such as excessive reading does not cause cataracts.
  • Cataract formation does not cause any pain, redness or excessive tearing.