Intermittent exotropia surgery in children: long term outcome regarding changes in binocular alignment. A study of 666 cases.

To review and determine the long term outcome of surgery for intermittent exotropia in children.A total of 666 cases were reviewed. They were 15 years old or younger and underwent surgery for intermittent exotropia during the preceding 22 years. Bilateral recession of the lateral rectus muscles was performed in 349 cases. Unilateral recession of the lateral rectus and resection of the medial rectus muscles was performed in 298 cases. One and...