Diagnosing trachoma for elimination

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WHO simplified grading system for trachoma diagnosis. These photographs are reproduced with permission from the WHO Programme for the Prevention of Blindness and Deafness

Trachoma is the leading infectious cause of blindness worldwide, caused by ocular infection with the bacterium Chlamydia trachomatis. Trachoma is targeted for elimination as a public health problem by the year 2020. The treatment …