Trachoma is an infectious disease caused by the bacterium, Chlamydia trachomatis.
At the world level Trachoma is responsible for approximately 3% of blindness and causes 8 million people to remain with irreversible visual impairment. There are approximately 100 million people at the risk of having the infection. Women and children living in scattered, isolated, and poor rural areas are the population groups with the greatest risk of infection by trachoma. The measures of practicing personal hygiene and achieving access to water and sanitation are the principal interventions being used to control and eliminate the disease. AHO strategy is a tool based on primary health care and has been included in the Africa Elimination of Trachoma, which has surgery, treatment with antibiotics, facial washing, and measures of environmental improvement as principal components.