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Cortical pseudothickening. Axial T1WI (A and B) and coronal T2WI (C) in a 29-year-old man with left motor seizures, onset at 3 years of age. These images show cortical thickening (arrow) and blurring (asterisk) of the gray-white matter interface of the right central sulcus. D, Coronal FLAIR image allowing cortical to be distinguished from subcortical signal increase (arrowheads).
