RT Book, Section A1 Hay, Jr, William W. A1 Levin, Myron J. A1 Deterding, Robin R. A1 Abzug, Mark J. SR Print(0) ID 1145457161 T1 Multiple Sclerosis T2 Quick Medical Diagnosis & Treatment Pediatrics YR 2017 FD 2017 PB McGraw-Hill Education PP New York, NY SN 9781264257614 LK accesspediatrics.mhmedical.com/content.aspx?aid=1145457161 RD 2024/03/28 AB Pediatric cases account for 5–10% of all casesExciting discoveries have highlighted the importance of genetic and environmental factors alone and in combination; for example,HLA subtypesViral exposuresSmoking exposureVitamin D deficiencyDiagnostic criteria, including clinical, MRI, and laboratory studies are different among prepubertal patients compared with postpubertal patients