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This study is designed to correct large-angle exotropia by monocular surgery. It compares two augmented recession techniques, which are recession with muscle transplantation and recession with Y splitting.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Muscle transplantation | Active Comparator | This group will undergo medial rectus resection, lateral rectus recession, with muscle transplantation |
|
| Y splitting | Active Comparator | This group will undergo medial rectus resection, lateral rectus recession, with Y splitting |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| muscle transplantation | Procedure | transplanting a resected part of medial rectus to the already recessed lateral rectus muscle |
|
| Measure | Description | Time Frame |
|---|---|---|
| Ocular alignment | To measure ocular alignment using prisms after lateral rectus recession with muscle transplantation versus lateral rectus recession with Y splitting | from the operation till six months postoperatively |
| Measure | Description | Time Frame |
|---|---|---|
| palpebral fissure height | Assess whether this is a change in palpebral fissure height pre- and postoperatively by measurement using a ruler | from preoperative to 6 months postoperative |
| ocular incomitance |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Alaa mohsen Elmaghraby, masters | Contact | +201115538151 | Alaa.Mohsen@med.asu.edu.eg |
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Ain shams university | Recruiting | Cairo | Egypt |
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| ID | Term |
|---|---|
| D005099 | Exotropia |
| ID | Term |
|---|---|
| D013285 | Strabismus |
| D015835 | Ocular Motility Disorders |
| D003389 | Cranial Nerve Diseases |
| D009422 | Nervous System Diseases |
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| Y splitting | Procedure | Y splitting of the recessed lateral rectus muscle |
|
The presence of ocular incomitance and gaze restriction using prisms and motility tests after surgery
| from surgery till 6 months afterward |
| D005128 |
| Eye Diseases |