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Definition of Blind spot

Blind spot: In ophthalmology, a blind spot is:

  1. A small area of the retina where the optic nerve enters the eye; this type of blind spot occurs normally in all eyes.
  2. Any gap in the visual field corresponding to an area of the retina where no visual cells are present; this type of blind spot is associated with eye disease.
Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=10542
Last Editorial Review: 9/22/1999 5:57:00 AM

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