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FIG 2. Three T2-weighted coronal FSE sections from the postnatal MR imaging study. A focal area of abnormally tight cortical infolding at the left frontal lobe cortex level is visible (white arrows). A much less extensive and unclear area of similar focal cortical alteration is visible also contralaterally (white arrowheads). In the subependymal region underneath the left frontal cortex abnormality, a nodule of heterotopic gray matter is clearly visible (black arrow). The septum pellucidum is absent.