Ophthalmology in the tropics

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2021年5月26日 (水) 18:12時点におけるVaccipedia.admin (トーク | 投稿記録)による版
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significance

  • eye health is related to every factor of total 17 SDGs both directly and indirectly
  • vision impairment significantly increases mortality

definition

  • ○/● ○=distance in meter ●=designated scale
    • Japanese decimal visual acuity can be converted by just calculation of the fraction
  • Peek Vision App (only for Android)
  • normal > 6/6
  • visual impairment 6/12 - 3/60
  • blind <3/60

magnitude

  • 1.1 bil. some vision impairment in 2020
    • 43 mil. blind
    • 295 mil. MSVI (moderate to severe visual impairment)
    • 258 mil. mild impairment
    • 510 mil. near impairment
  • 90% of visually impaired people live in LMICs
  • Women are more suffered from visual impairment than men
    • because of a bit longer longevity of women as well as higher neglect from medical service than men

causes

  1. cataract
  2. uncorrected refractive error (myopia and so on)
  3. glaucoma
  4. age-related macula degeneration
  5. corneal opacity
  6. diabetic retinopathy
  7. trachoma (Chlamydia trachomatis)

control

link