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FIG 2. Optic nerve/sheath manifestations.
A, Prominent optic nerve sheath dilatation, ADOP I. Axial T2-weighted FSE image shows scalloped inner table. The optic canals are not stenotic.
B, AROP. Axial T2-weighted FSE image shows optic canal stenosis and optic nerve atrophy.
C, IOP. Axial T2-weighted FSE image shows optic canal stenosis and optic nerve atrophy, with more severe atrophy evident on the right in this case.
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