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FIG 1. Patient 2: 62-year-old woman with TIAs.
A, Angiogram shows 95% stenosis of the right ICA (arrow).
B, Findings on T2-weighted MR image are normal.
C, Corresponding MTT map shows extensive high signal intensity in the right MCA distribution, indicating prolonged MTT on the affected side compared with the contralateral side.
D, Corresponding CBV map shows symmetry in signal intensity, indicating normal CBV.
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