نتایج جستجو برای: childhood blindness
تعداد نتایج: 176247 فیلتر نتایج به سال:
PURPOSE The World Health Organization and the International Agency for Prevention of Blindness recommends that there be 1 Child Eye Health Tertiary Facility (CEHTF) per 10 million people in developing countries. We sought to assess the current situation in Africa with regard to manpower, facilities, training, and output and to identify gaps in supportive services in CEHTFs. METHODS A survey w...
Animal studies suggest that early visual deprivation can cause permanent functional blindness. However, few human data on this issue exist. Given enough time for recovery, can a person gain visual skills after several years of congenital blindness? In India, we recently had an unusual opportunity to work with an individual whose case history sheds light on this question. S.R.D. was born blind, ...
Intrauterine infections are important causes of childhood blindness in both developed and developing countries. Chorioretinal scars are the most characteristic eye manifestation of a congenital or prenatal infection. The various ocular manifestations of congenital infections, summarized by the mnemonic TORCH, and recent additions to the "other" category (lymphocytic choriomeningitis virus and W...
BACKGROUND The majority of vision loss is preventable or treatable. Population surveys are crucial for planning, implementation, and monitoring policies and interventions to eliminate avoidable blindness and visual impairments. This is the first rapid assessment of avoidable blindness (RAAB) study in Thailand. METHODS A cross-sectional study of a population in Thailand age 50 years old or ove...
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