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Related Experiment Videos

Refractive error blindness.

R Dandona1, L Dandona

  • 1International Centre for Advancement of Rural Eye Care, L.V. Prasad Eye Institute, Banjara Hills, Hyderabad-500 034, India. rakhi@icare.stph.net

Bulletin of the World Health Organization
|April 5, 2001
PubMed
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Millions are blind due to uncorrected refractive errors, a preventable cause of vision loss. Addressing this requires accessible eye care services and widespread vision screening programs.

Area of Science:

  • Ophthalmology
  • Public Health
  • Optometry

Background:

  • Refractive error is a significant, yet often overlooked, cause of preventable blindness globally.
  • Inadequate access to corrective lenses, particularly in developing nations, exacerbates this issue.
  • The recent recognition of refractive error as a leading cause of blindness highlights gaps in eye care services.

Purpose of the Study:

  • To underscore the global burden of blindness attributable to uncorrected refractive errors.
  • To emphasize the need for enhanced eye care services and refractive correction strategies.
  • To advocate for large-scale implementation of vision screening and accessible spectacle provision.

Main Methods:

  • Analysis of global data on blindness causes.

Related Experiment Videos

  • Review of the impact of refractive error and aphakia on vision.
  • Assessment of current eye care service delivery models.

    • Main Results:

    • High prevalence of blindness due to uncorrected refractive errors worldwide.
    • Significant contribution of inadequate aphakic correction post-cataract surgery to vision impairment in developing countries.
    • Refractive error blindness indicates deficiencies in general eye care infrastructure and services.

    Conclusions:

    • Addressing blindness from refractive error is a critical component of comprehensive eye care initiatives.
    • Large-scale vision screening programs are essential for early detection and intervention.
    • Training personnel and developing infrastructure for affordable spectacle provision are crucial for reducing refractive error blindness.