Fig 3.

Images of a 55-year-old man who presented with left-sided weakness. A, No abnormality is evident on NCCT. B, CTA-SI shows a possible hypoattenuation in the posterior limb of the right internal capsule or thalamus. C, MTT map demonstrates a focus of increased MTT in the region of the internal capsule (black arrow). The patient received intravenous thrombolysis. D, Follow-up DWI confirms focal hyperintensity consistent with recent lacunar infarction in the posterior limb of the right internal capsule (white arrow).