FIG 2. MR imaging study.
A, Axial view T2-weighted MR image. Periventricular white matter shows symmetric hypointensity on the T2-weighted sequence.
B, Axial view T1-weighted MR image. Periventricular white matter shows hyperintensity on the T1-weighted sequence.
C, T1-weighted MR image shows thinning of the optic chiasm.