Fig. 1From: Characterization of intragenic tandem duplication in the PAFAH1B1 gene leading to isolated lissencephaly sequenceBrain MRI scan of a patient with an intragenic tandem duplication in the PAFAH1B1 gene. Axial T2-weighted brain image indicating the occurrence of predominant agyria in the posterior regions, and pachygyria in the anterior regions. The patient was diagnosed with grade 3 lissencephalyBack to article page