To what extent may Botulinum toxin type A injections be an alternative choice to surgery in infantile esotropia?

Introduction: Evaluation of a single injection of botulinum toxin A in infantile esotropia as an alternative choice to surgery in a retrospective cases serie.

Methods: Patients (65 consecutive children aged 9 to 26 months with infantile strabismus) underwent botulinum toxin A injection in both medial recti Botulinum toxin A injection. Clinical datas including measurement of angle of deviation before and after injection.