Preoperative characteristics of 25 patients undergoing surgery for dysthyroid lower eyelid retraction
| Group A—scleral graft | Group B—tenotomy and antimetabolite | |
|---|---|---|
| No of patients | 13 | 12 |
| Sex | 9 female, 4 male | 11 female, 1 male |
| Age at surgery | 40–73 years (mean 54) | 37–73 years (mean 59) |
| Previous inferior rectus recession | 12 eyelids (8 patients) | 7 eyelids (5 patients) |
| Number of eyelids | 20 | 15 |
| Laterality | 7 bilateral, 6 unilateral | 3 bilateral, 9 unilateral |
| Mean Rodenstock exophthalmometry | 22.6 mm | 22.4 mm |
| Range | 17–28 mm | 17–30 mm |
| Mean lower lid margin reflex distance (SD) | 7.5 mm (0.9) | 7.9 mm (0.8) |
| Range | 5–9 mm | 7–9 mm |
| Mean inferior (lower) scleral show (SD) | 2.5 mm (1.0) | 2.9 mm (0.8) |
| Range | 1–4 mm | 1–4 mm |