Exotropia A sign

A-exotropia: also known as exotropia A sign, exotropia Aphenomenon, A-exotropia, divergent strabismus A syndrome, that is, When viewed directly above, the number of external slopes becomes smaller or even disappears, while when viewed directly below it increases. Looking far and near, there is no change in the number of near-out slopes, often the superior oblique function is too strong, and the eyeball is invaded when the adduction position is in. Patients may have mandibular adduction, small binocular fixed vision, and often have horror.