Intraocular Lens - Definition of Phakic, Aphakic and Pseudophakic IOLs

Definition of Phakic, Aphakic and Pseudophakic IOLs

  • Phakia is the presence of the natural crystalline lens.
  • Aphakia is the absence of the natural crystalline lens, either from natural causes or because it has been removed.
  • Pseudophakia is the substitution of the natural crystalline lens with a synthetic lens. Pseudophakic IOLs are used in cataract surgery.

The root of these words comes from the Greek word phakos 'lens'.

Read more about this topic:  Intraocular Lens

Famous quotes containing the words definition of and/or definition:

    One definition of man is “an intelligence served by organs.”
    Ralph Waldo Emerson (1803–1882)

    The physicians say, they are not materialists; but they are:MSpirit is matter reduced to an extreme thinness: O so thin!—But the definition of spiritual should be, that which is its own evidence. What notions do they attach to love! what to religion! One would not willingly pronounce these words in their hearing, and give them the occasion to profane them.
    Ralph Waldo Emerson (1803–1882)