PMC9946690_01
CT Head. CT head showing evidence of subarachnoid hemorrhage (arrow)
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FIG1
Computed tomography (CT) scan of the head showed a tiny linear hyperdensity in the subcortical white matter of the right posterior parieto-occipital lobe (Figure 1).
MRI Brain. MRI fluid attenuation inversion recovery (FLAIR) brain showing evidence of subarachnoid hemorrhage (arrow)
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FIG2
Magnetic resonance imaging (MRI) brain showed focal fluid attenuation inversion recovery (FLAIR) hyperintensity in the right anteromedial parietal lobe (Figure 2).
MRA Brain and Neck. MRA brain and neck showing no evidence of aneurysm of arterio-venous malformation
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FIG3
Magnetic resonance angiography (MRA) brain and neck was unremarkable for any aneurysm (Figure 3).