Table 1.

Cases with Malformation of Cortical Development at Postnatal MR Imaging

Note.— ACC = agenesis of the corpus callosum, CC = corpus callosum, HCC = hypogenesis of the corpus callosum, PMG = polymicrogyria, PVNH = periventricular nodular heterotopia, VM = ventriculomegaly.

^*Includes suspicion for malformation. Information in this column refers to detection of PMG, schizencephaly, or PVNH according to the clinical fetal MR imaging report, which was generated at the time of the initial prospective clinical interpretation of the image.