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. 2020 Aug 24;26(6):952–956. doi: 10.1007/s13365-020-00893-6

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© The Author(s) 2020

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Fig. 2 — After 2 weeks of treatment, MRI of intracranial lesions got worse (a, b, c, d). The lesions were hypointense (dark) on T1 and hyperintense (white) in T2 sequences, showing no enhancement. DWI demonstrated ring-shaped marginal and small patch-like high signal shadows