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Related Experiment Videos

Eclipse retinopathy.

M Michaelides1, R Rajendram, J Marshall

  • 1Department of Ophthalmology, Queen Mary's Hospital, Sidcup, Kent, UK. drmichelmichaelides@hotmail.com

Eye (London, England)
|May 8, 2001
PubMed
Summary
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Viewing a solar eclipse caused temporary visual loss in 70 individuals. This study found no permanent vision damage, indicating public health education effectively minimized solar retinopathy risks.

Area of Science:

  • Ophthalmology
  • Public Health

Background:

  • Solar retinopathy, or eclipse retinopathy, results from photochemical macular damage due to sun viewing.
  • Previous evidence on visual morbidity from solar eclipses is largely anecdotal, based on isolated case reports.

Purpose of the Study:

  • To determine the actual visual morbidity associated with viewing the 1999 solar eclipse.
  • To ascertain whether visual effects were temporary or permanent.

Main Methods:

  • A 3-month active case ascertainment study (July-September 1999) recorded cases presenting to ophthalmologists.
  • Questionnaires collected data on visual symptoms and outcomes at 6 months post-eclipse.

Main Results:

  • 70 cases of visual loss were reported, with an average age of 29.5 years.

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  • 84% of patients showed abnormal macular appearance at presentation; half sought medical attention within 2 days.
  • No cases reported continued visual loss or symptoms at the 6-month follow-up.

    • Conclusions:

    • This nationwide study confirms that visual morbidity from solar eclipses is likely temporary.
    • No permanent visual loss was recorded, supporting anecdotal evidence.
    • Public health education likely played a significant role in reducing visual morbidity and healthcare burden.