Newborn with myelomeningocele Pediatric Imaging Neurological December 19, 2022November 16, 2022 Axial FLAIR (left) and coronal T1 MRI without contrast of the brain show an oval-shaped CSF space between the leaflets of the septum pellucidum in the center of the brain. The diagnosis was cavum septum pellucidum. Related Published December 19, 2022November 16, 2022