Anterior Segment

The anterior segment is the anterior one-third of the eye and includes the cornea, iris, ciliary body, and lens. The anterior segment is comprised of the anterior and posterior chambers which produce and drain the aqueous humor.

Disorders associated with the Anterior Segment:

  • Dry eye syndrome
  • Sjorgren’s syndrome
  • Uveitis
  • Glaucoma
  • Cataracts
  • Corneal lacerations and ulcers
  • Keratoconus
  • Refractive errors: myopia, hyperopia, astigmatism)
  • Dislocated interocular lens
  • Contact lens  disorders

Source: National Eye Institute. (n.d.-a). Anterior Segment Initiative | National Eye Institute. NIH National Eye Institute.