Fig. 1: Fetal MRI findings in a patient with de novo heterozygous variant in the AKT3 gene.

A Fetal magnetic resonance imaging (MRI) revealed that the fetus had asymmetrical megalencephaly with cortical dysplasia. B The chromatogram represents a de novo heterozygous c.233A > G (p.Gln78Arg) variant in the AKT3 gene.