Female, 61 years old, with left-sided weakness. Evaluate for stroke. A large region of restricted diffusion is evident in the right MCA territory involving portions of the posterior frontal lobe, the parietal lobe, the temporal lobe and the insula. No significant associated hemorrhage is suspected on the basis of the T1-weighted images. Also noted is a single 3 mm focus of restricted diffusion in the right cerebellum.
Large right MCA distribution acute infarct with a single punctate focus of acute ischemia in the right cerebellum.