case_images: PMC10618109_01
case_images: (Case I) [A-E images] Magnetic resonance imaging of the head. Diffuse periventricular white matter hyperintense signals on T2/FLAIR (A and B). No corresponding diffusion restriction on diffusion-weighted imaging b1000/apparent diffusion coefficient (C and D). Bilateral basal ganglia small storm susceptibility appearance on susceptibility-weighted images is more significant on the right side (E).
case_images: qmj-2023-04-029-g001.jpg
case_images: PMC10618109_01_qmj-2023-04-029-g001.jpg
case_images: fig1
case_images: Susceptibility-weighted images (SWI) showed subcortical microbleeds of the brainstem and the basal ganglia (Figure 1A D).
case_images: PMC10618109_02
case_images: (Case II) [A-F images] Magnetic resonance imaging of the head. Bilateral scattered multifocal variable-sized nodular and punctate areas of hyperintense signals on T2WI/FLAIR (A and B). Foci of diffusion restrictions on diffusion-weighted imaging series b1000/apparent diffusion coefficient (C and D), denoting acute ischemic changes. Foci of susceptibility artifacts on susceptibility-weighted images, microhemorrhagic changes (E and F).
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case_images: PMC10618109_02_qmj-2023-04-029-g002.jpg
case_images: fig2
case_images: PMC10618109_03
case_images: (Case III) [A-E images] Magnetic resonance imaging of the head. Bilateral centra semiovale white matter faint bright signal intensities on T1WI/FLAIR (A and B) with corresponding faint restriction on diffusion-weighted imaging series b1000/apparent diffusion coefficient (C and D). There are numerous variable-sized foci of blooming artifacts (microbleeds) on susceptibility-weighted images at the subcortical and splenium of the corpus callosum (E).
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case_images: PMC10618109_03_qmj-2023-04-029-g003.jpg
case_images: fig3
case_images: An MRI of the head (Figure 3) showed microbleeds predominately in the splenium of the corpus callosum.
case_images: PMC10618109_04
case_images: (Case IV) [A and B images] Magnetic resonance imaging of the head. No focal parenchymal abnormal signal intensity on FLAIR (A). Few punctate foci of microbleeds at the splenium of the corpus callosum on susceptibility-weighted images in panel (B).
case_images: qmj-2023-04-029-g004.jpg
case_images: PMC10618109_04_qmj-2023-04-029-g004.jpg
case_images: fig4
case_images: SWI sequence showed numerous microbleeds with corpus callosum and deep gray matter consistent with possible overlapping findings of COVID-19 encephalopathy with critical illness cerebral microbleeds (Figure 4A D).
case_images: PMC10618109_05
case_images: (Case V) [A-F images] Magnetic resonance imaging of the head. Widely scattered variable-sized tiny foci of blooming artifacts (microbleeds) on susceptibility-weighted images at supratentorial (A) and infratentorial levels (B). Foci of bright signal intensities on T2WI/FLAIR (C and D) in the right frontal deep white matter with corresponding diffusion restrictions on diffusion-weighted imaging series b1000/apparent diffusion coefficient (E and F), representing acute infarctions.
case_images: qmj-2023-04-029-g005.jpg
case_images: PMC10618109_05_qmj-2023-04-029-g005.jpg
case_images: fig5
case_images: The MRI of the head showed features suggestive of COVID-19-encephalopathy with microbleeds involving the corpus callosum, the subcortical and deep white matter, and the gray matter structures (Figure 5).
case_images: PMC10618109_06
case_images: (Case VI) [A-E images] Magnetic resonance imaging of the head. Patchy rather symmetrical areas of bright signal intensities on T2WI/FLAIR involving the white matter of bilateral centra semiovale (A and B) with corresponding mild restriction patterns on diffusion-weighted imaging series of faint bright signals on b1000 and low value on apparent diffusion coefficient map (C and D). No microhemorrhage on susceptibility-weighted images (E).. (Case VII) [A-E images] Magnetic resonance imaging of the head. Bilateral almost symmetrical focal subcortical high frontal areas of hyperintensities foci on T2WI/FLAIR sequences (A and B) with corresponding diffusion restriction on diffusion-weighted imaging series b1000/apparent diffusion coefficient (C and D). No microhemorrhage on susceptibility-weighted images (E).
case_images: qmj-2023-04-029-g006.jpg
case_images: PMC10618109_06_qmj-2023-04-029-g006.jpg
case_images: fig6
case_images: On day 21 of MICU admission, an MRI of the head showed bilateral symmetrical frontoparietal subcortical and deep white matter changes suggestive of COVID-19-related leukoencephalopathy; no microbleeds were present on the SWI sequence (Figure 6).
case_images: PMC10618109_07