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FIG 1. Patient 2 with anaplastic oligodendroglioma.
A, Gadolinium-enhanced SE T1-weighted image shows an intensely enhancing tumor nodule in the posterior right temporal lobe.
B and C, Four hours after ferumoxides infusion, SE T1-weighted image (B) shows only a tiny area of increased signal intensity (arrow), whereas the GRE T2*-weighted image (C) demonstrates no decreased signal intensity (arrow). The rounded hypointense lateral region in C is from a craniotomy plate.
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