Summary Aim : The purpose of this study is to determine the prevalence of amblyopia in 1310 children less than 10 years old at south east province of Tehran in 1994. Method : Diagnosis of amblyopia is based on linear snellen best corrected vision of 8/10 or less and or difference of 2 lines between eyes in children over 3 years old and behavioral difference when one eye is covered as compared...

CONTEXT: Screening could identify preschool-aged children with vision problems at a critical period of visual development and lead to treatments that could improve vision. OBJECTIVE: To determine the effectiveness of screening preschoolaged children for impaired visual acuity on health outcomes. METHODS: We searched Medline from 1950 to July 2009 and the Cochrane Library through the third quart...

Vision screening of 13 and 15 year old children by school nurses in Oxfordshire has declined in recent years due to the pressure of other commitments. A study was carried out to evaluate the likely consequences of failing to provide vision screening for secondary schoolchildren, in order to make a decision about the future of the service. Parents were also asked to complete a questionnaire abou...