Ophthalmology in the tropics
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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
economy of vision
- global annual productivity loss is estimated as 411 bil. USD purchasing power parity (購買力平価)
causes
- cataract
- uncorrected refractive error (myopia and so on)
- glaucoma
- age-related macula degeneration
- corneal opacity
- diabetic retinopathy
- trachoma (Chlamydia trachomatis)
control
- VISION BEYOND 2020
- to deliver integrated people-centered eye care
