PMC9549239_01
Brain MRI shows widespread cerebral infarction.
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F1
Then, 10 h later magnetic resonance imaging of the brain showed widespread infarctions in the right occipital lobe and frontoparietal cortices (Figure 1).
(A) CT image of the lung nodule before hook wire insertion. Arrow shows a branch of V2b. (B,C) CT image after localization. Arrows show a filling defect in the branch of V2b and the ascending aorta, which is in accordance with air embolism.
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F2
Then a careful review of the CT scan after hook wire placement surprisingly revealed small air blebs in the ascending aorta and the branch of V2b, which indicated cerebral artery air embolism (Figure 2).