Efficacy of Botulinum Toxin Type A for Acute Acquired Comitant Esotropia: An Age-Stratified Two-Year Follow-Up Study

for patients \>12 years presenting with large-angle esotropia (\>50 PD), primary surgical intervention was recommended as the preferred approach to minimize failure and recurrence risk. Conversely, for patients ≤12 years, BTXA injection was maintained as the first-line treatment regardless of the deviation angle.