Surgery for Exotropia: 55-80 Diopters XT (4 Muscles)
| D | BLRc | BMRs |
| 55 | 7 mm | 4 mm |
| 60 | 7 mm | 5 mm |
| 65 | 7 mm | 6 mm |
| 70 | 7 mm | 7 mm |
| 80 | 8 mm | 7 mm |
Use adjustable suture whenever possible on 1 LR up to 60 D, on both LR on deviations >60 D
BLRc: bilateral lateral rectus resections
BMRs: bilateral medial rectus resections