Comm Eye Health Vol. 21 No. 67 2008. Published online 01 September, 2008

Changing patterns in global blindness: 1988-2008

Cataract has remained the major cause of blindness worldwide for the past 20 years. AFGHANISTAN. © MM Farrahmand
Cataract has remained the major cause of blindness worldwide for the past 20 years. AFGHANISTAN. © MM Farrahmand

Over the last twenty years, the causes of blindness have changed in proportion and actual number. Cataract has remained the major cause of blindness globally. The numbers of people blinded by trachoma, onchocerciasis, and vitamin A deficiency have tended to decrease.

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