Preschooler with a gait disturbance Pediatric Imaging Neurological December 8, 2022October 13, 2022 Axial T2 (left) and FLAIR (right) MRI without contrast of the brain show bilateral symmetrical confluent increased signal throughout the white matter in a butterfly pattern. The diagnosis was metachromatic leukodystrophy. Related Published December 8, 2022October 13, 2022