Table 1.

Surgical dosages of unilateral recess-resect or bilateral medial or lateral rectus (BMR or BLR) recession

Deviation (PD)	MR rec/LR res for ET (mm)	BMR rec for ET (mm)	MR res/LR rec for XT (mm)	BLR rec for XT (mm)
60-69	7/9	7	6.5/11	11
70-79	7.5/9.5	7.5	7/11.5	11.5
80-89	8/10	8	7.5/12	12
90-100	8.5/10.5	8.5	8/12.5	12.5

PD: Prism diopter, MR rec: Medial rectus recession, LR res: Lateral rectus resection, ET: Esotropia, BMR rec: Bilateral medial rectus recession, MR res: Medial rectus resection, LR rec: Lateral rectus recession, XT: Exotropia, BLR rec: Bilateral lateral rectus recession