OBJECTIVES: To determine amblyogenic factors and amblyopia prevalence in a Health Family assisted community área of Lapa (RJ); and to estimate in the same area the sensiblity and specificity among visual acuity methods ( ETDRS versus LEA optotypes) in pre-school children. METHODS: Cross section study of 93 children from three to six years old. All the children were submitted to complete ophthalmological evaluation which included: anamnesis, ectoscopy, double blind visual acuity measurements with LEA and ETDRS optotypes, red reflex, Titmus […]