case_images: PMC4821130_01
case_images: Preoperative nine gaze photograph shows large exotropia and limitation of adduction in the both eye
case_images: IJO-64-91-g001.jpg
case_images: PMC4821130_01_IJO-64-91-g001.jpg
case_images: F1
case_images: The initial ophthalmologic evaluation showed a 12-prism diopter (PD) exotropia, and ocular motility evaluation revealed limitation of adduction without vertical limitation [Fig. 1].
case_images: Initial computed tomography reveals both lateral rectus muscle thickening. (a) Axial view. (b) Coronal view
case_images: IJO-64-91-g002.jpg
case_images: PMC4821130_01_IJO-64-91-g002.jpg
case_images: F2
case_images: Orbit computed tomography showed bilateral thickening of the lateral rectus muscles [Fig. 2].
case_images: H and E staining shows dense fibrous connective tissue without viable muscular cells
case_images: IJO-64-91-g003.jpg
case_images: PMC4821130_01_IJO-64-91-g003.jpg
case_images: F3
case_images: Muscle biopsy revealed dense fibrous connective tissue without viable muscular cells [Fig. 3].