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.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
30
transplanting a resected part of medial rectus to the already recessed lateral rectus muscle
Y splitting of the recessed lateral rectus muscle
Ain shams university
Cairo, Egypt
RECRUITINGOcular alignment
To measure ocular alignment using prisms after lateral rectus recession with muscle transplantation versus lateral rectus recession with Y splitting
Time frame: from the operation till six months postoperatively
palpebral fissure height
Assess whether this is a change in palpebral fissure height pre- and postoperatively by measurement using a ruler
Time frame: from preoperative to 6 months postoperative
ocular incomitance
The presence of ocular incomitance and gaze restriction using prisms and motility tests after surgery
Time frame: from surgery till 6 months afterward
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