title: [Study of visual acuity disorders in school children].
abstract: The results of an analysis of 475 ophthalmologic examinations in children between eight and nine years old with an electric "Titmus" apparatus, are presented. The main object of the present communication was the detection of early alterations in visual acuteness. The alterations were: Distant visual acuteness: 57; distant lateral phoria 70.1%; distant vertical phoria: 47.3%; color perception (just males) 15.5%. These results stress the importance of the procedure in detecting alterations of visual acuteness in children.
mesh_terms: D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D008800:Mexico; D012572:School Health Services; D014786:Vision Disorders / Q000453:epidemiology*; D014792:Visual Acuity
vernacular_title: Investigación de alteraciones de la agudeza visual en escolares