Supramaximal Rectus Recession for Strabismus in Grave's Ophthalmopathy

The Management of Large-angle Strabismus in Grave's Ophthalmopathy With Supramaximal Rectus Recession

The purpose of this study is to evaluate supramaximal rectus recession for strabismus in Grave's Ophthalmopathy

To evaluate the effectiveness and complications of supramaximal rectus recession for large-angle strabismus in Grave's Ophthalmopathy

Inclusion Criteria:

• Clinical diagnosis of Grave's ophthalmopathy
• angle of deviation more than 20°
• clinically and biochemically euthyroid for at least 3 months;
• a stable orthoptic examination for at least 3 months, for example no greater than five prism dioptre change in primary position and no greater than an 8° change in duction
• monocular and mainly single extraocular muscle restricted motility

Exclusion Criteria:

• Patients with suppression, previously diagnosed and/or treated strabismus not related to the thyroid
• best-corrected visual acuity (BCVA) less than 0.2 in one or both eyes