anisopia

A patient with anisopia covers one eye during a vision test.

Definition

1. Noun (Medicine):
   • A condition in which the two eyes have unequal visual acuity or unequal power of vision. It is a type of heterophoria or refractive error where one eye sees more clearly than the other, often leading to difficulties in depth perception or binocular vision.

Usage Examples

Advanced Usage

• "to correct anisopia": to treat the condition through optical or surgical means.
  • The doctor recommended prismatic glasses to correct anisopia and improve depth perception.
• "congenital anisopia": anisopia present from birth.
  • Congenital anisopia often requires early intervention to prevent permanent vision loss in one eye.

Variants and Related Words

• Anisopic (adj): relating to or affected by anisopia.
  • The anisopic patient reported headaches and eye strain after prolonged reading.
• Anisometropia (n): a related condition where the two eyes have different refractive powers (e.g., one eye is nearsighted and the other farsighted), often a cause of anisopia.

Synonyms

• Unequal vision: a general term for a difference in visual acuity between the eyes.
• Ocular asymmetry: a broader clinical term for any difference in function or structure between the two eyes.

Related Idioms