Vision Disorders

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Vision Disorders

Synonym(s) - Hemeralopia - Macropsia - Day Blindness - Metamorphopsia - Blindness, Day

Definition: Visual impairments limiting one or more of the basic functions of the eye: visual acuity, dark adaptation, color vision, or peripheral vision. These may result from EYE DISEASES; OPTIC NERVE DISEASES; VISUAL PATHWAY diseases; OCCIPITAL LOBE diseases; OCULAR MOTILITY DISORDERS; and other conditions. Visual disability refers to inability of the individual to perform specific visual tasks, such as reading, writing, orientation, or traveling unaided. (From Newell, Ophthalmology: Principles and Concepts, 7th ed, p132)

Broader term(s)

  • Nervous System Diseases
  • Neurologic Manifestations
  • Sensation Disorders
  • Vision Disorders

See also

 

MeSH © U.S. National Library of Medicine®.

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