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Figure 118


Figure Imaging of the posterior inferior cerebellar artery

(A) Diffusion-weighted MRI demonstrates a bilateral infarction in the medial cerebellum. (B through D) Angiography shows an occlusion of the left posterior inferior cerebellar artery (PICA) (filled arrow), absence of the right PICA origin, and the presence of the dominant anterior inferior cerebellar artery (open arrows) and the superior cerebellar artery (arrowheads).