Table 2.
Results of superior rectus muscle transposition in previous studies
| Study, year | Total no. of patients | Patients’ population (number) | Procedure | ET, mean change |
AHP, mean change | Abduction limitation, mean change | Adduction limitation, mean change | Induced vertical deviation, number |
|---|---|---|---|---|---|---|---|---|
| Mehendale [5], 2012 | 17 | Eso-DRS (10) | aAugmented SRT+MRc | 27 | 21 | 2 | 0.6 | 0 |
| Sixth nerve palsy (7) | aAugmented SRT+MRc | 36.7 | 31 | 1.8 | 0.6 |
1 HOT 1 N/A |
||
| Yang [13], 2104 | 19 | Eso-DRS | aAugmented SRT±MRc | 26 | 20 | 1.5 | 0.6 | 2 HOT |
| Velez [17], 2014 | 11 | Eso-DRS (4) | Augmented SRT±MRc | 26 | 9.3 b | 1.4 b | N/A |
1 HT 3 HOT |
| Sixth nerve palsy (7) | Augmented SRT±MRc | 38.6 | 9.3 b | 1.4 b | N/A | 5 HT | ||
| Tibrewal [14], 2105 | 8 | Eso-DRS | Augmented SRT+MRc | 17 | 12 | 1.2 | 1 | 0 |
| Preeti Patil-Chhablani [15], 2016 | 13 | Sixth nerve palsy | Augmented SRT+MRc | 45.5 | 14.4 | 1.9 | 0.1 | 1 HOT |
| Yeon-Hee Lee [12], 2107 | 8 | Sixth nerve palsy | Augmented SRT+MRc | 36.4 | N/A | 1.6 | 0.7 | 0 |
| Yan-Liu [11], 2108 | 13 | Sixth nerve palsy | Augmented SRT±MRc | 51.4 | N/A | 1.5 | N/A | 2 HT |
| Akbari [16], 2018 | 22 | Eso-DRS (11) | Augmented SRT | 7.8 | 5.9 | 0.8 | N/A | 3 HOT |
| Sixth nerve palsy (11) | Augmented SRT | 19.2 | 14.5 | 1.0 | N/A | 4 HOT | ||
| Agarwal [18], 2018 | 19 | Eso-DRS (9) | SRT±MRc | 23.9 | 16 | 2.0 | 0.6 | 0 |
| Sixth nerve paly (10) | aAugmented SRT+MRc | 45.4 | 17 | 1.8 | 0 | 0 | ||
| Present study, 2020 | 21 | Eso-DRS (11) | Augmented SRT±MRc | 31.3 | 28.6 | 2 | 0.4 | 2 HT |
| Sixth nerve palsy (10) | Augmented SRT±MRc | 29.8 | 22.5 | 2.5 | 0.7 | 3 HT |
SRT superior rectus transposition, a augmentation was performed in some patients only, as per author preference, ET esotropia, AHP abnormal head posture, HOT hypotropia, HT hypertropia, N/A not available, b average improvement of the item in the whole study population as specific values in individual groups were not clarified