Fig. 1From: Comparison of Botulinum toxin type A with surgery for the treatment of intermittent exotropia in childrenIn the injection group, overcorrection was found in children at 1 week after injection. With the extension of follow-up time, alignment gradually recovered and the best effect was shown at 3 months after injection. Six months after injection, recurrence and regression of deviation began to occur. In the operation group, the best effect was shown at 1 week after operation. With progression of time, the angle of deviation gradually increased, which was manifested as regression of IXTBack to article page