Figure 5

(A–D) Mitochondrial encephalomyopathy with lactic acidosis and stroke-like episodes (MELAS) mutation (m.3243A>G). Brain MRI and CT scan of a 10-year-old child with the MELAS mutation. CT scan demonstrates calcifications in basal ganglia (A). Sagittal T2 images (B) show a cerebellar atrophy and the coronal FLAIR images (C) and diffusion-weighted images (D) show a stroke-like lesion in the parieto-occiptal cortex.