A 31-year-old woman presented with chronic headache. MRI revealed an atypical right parietal lesion involving the deep cortical ribbon and adjacent superficial subcortical white matter (figures 1 and 2).There was no enhancement after gadolinium injection. Diffusion-weighted imaging, susceptibilityweighted imaging, and dynamic-susceptibility contrast showed no abnormality. Close follow-up was

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We report the cases of 2 patients hospitalized in our intensive care unit with confirmed coronavirus disease 2019 infection in whom brain MR imaging showed an unusual DWI pattern with nodular and ring-shaped lesions involving the periventricular and deep white matter. We discuss the possible reasons for these findings and their relationship to the infection.

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