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Brain MRI of 11-year-old boy with MELAS

Brain MRI of 11-year-old boy with MELAS 72 hours after the acute onset of central deafness following a nocturnal bout of seizures. (A) Coronal FLAIR image showing symmetrical high-signal-intensity lesions, involving especially the temporal lobes. (B) Axial T2-weighted image demonstrating bilateral high-signal-intensity cortical and subcortical lesions in the edematous superior temporal gyri. (C) Axial diffusion-weighted image showing high-signal-intensity areas in the same areas. (Creative Commons Attribution 4.0 International License.) Note: The legend has been modified from the original.

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