Fig. 1: Case screening flow chart.

Two hundred and thirty-six children with MOGAD were analyzed, of which 40 cases had less common clinical phenotypes, including 16 cases of cortical encephalitis, 13 of MNOS, 7 of cerebral leukodystrophy-like phenotype, 3 of isolated seizures without any findings on MRI, and 3 of aseptic meningitis.