Re-examining the characteristics of pediatric multiple sclerosis in the era of antibody-associated demyelinating syndromes

•The incidence of pediatric MS is estimated as 0.68 per 100,000 children in Turkey.•Careful exclusion of MOG-IgG disease and other MS mimics allowed accurate description of pediatric MS in this series.•No cases of primary progressive MS were recorded among the 634 pediatric MS patients.•Onset before 12 years and ADEM-like presentation were less frequent than previously reported.•Pediatric MS appears more homogeneous and more similar to adult-onset MS than previously thought.