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Cortical Dysplasia

Last Updated: October 1, 2018

Figure 1: In this case, there is T1 isointense (top row left), FLAIR hyperintense (top row right, bottom row), nonenhancing signal within the left supramarginal and angular gyri subcortical white matter with overlying cortical thickening. While cortical dysplasia can be a difficult diagnosis to make, it most commonly is perisylvian in location, as is seen in this case.

Figure 2: Though the Blumke classification is a pathologic classification, imaging occasionally will have features that are characteristic of type II cortical dysplasia (taylor type). Notice the cort...