Newborn with macrocephaly Pediatric Imaging Neurological June 6, 2022May 25, 2022 Axial T2 (above) and coronal T1 (below) MRI without contrast of the brain shows small haphazard appearing gyri and too few sulci present bilaterally, primarily in the sylvian fissures. The diagnosis was bilateral perisylvian polymicrogyria. Related Published June 6, 2022May 25, 2022