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34-year-old man with melanoma metastatic to brain.
A, Axial T1-weighted turbo spin-echo gadolinium-enhanced MR image, obtained according to protocol, shows right frontal lobe metastasis (arrow).
B, Axial T1 turbo spin-echo ferumoxytol-enhanced MR image obtained 2 days after image in A shows right frontal lobe metastasis (arrow).
