Key clinical point: The relationship between vitamin D status and MS outcome in children relates to skin pigmentation.
Major finding: About 46% of children with MS were HLA-DRB1*15 positive.
Study details: A multisite, prospective study of 259 children with MS.
Disclosures: Ms. Dunn had no disclosures, but various coauthors have received compensation from companies such as Novartis, Merck, Teva, Celgene, and Genentech.
Dunn C et al. AAN 2019, Abstract S19.007.