PMC4976612_01
Enormous proptosis of the right eye.
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(A) CT scan showing well-defined, hyperdense, heterogeneous tumor process in retro-orbit centered on the optic nerve. (B) Pre-operative T1-weighted MRI with contrast Axial view showing an enhancing lesion along the optic nerve at the retro-orbit.
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Haematoxylin-eosin stain shows a highly cellular tumor with Antoni A areas (H&E*400).
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