Histiocytosis, Langerhans-CellHistiocytosisDendritic CellsEosinophilic GranulomaHistiocytosis, SinusErdheim-Chester DiseaseHistiocytesHistiocytic SarcomaXanthogranuloma, JuvenileHistiocytosis, Non-Langerhans-CellLangerhans CellsBone DiseasesAntigens, CD1Vulvar DiseasesOrbital DiseasesLymphatic DiseasesDiabetes InsipidusPolydipsiaSea-Blue Histiocyte SyndromePenile DiseasesSkin DiseasesForeheadVinblastineHypoaldosteronismRemission, SpontaneousFatal OutcomeMannose-Binding LectinsOrbital NeoplasmsTomography, X-Ray ComputedCladribinePrednisoneSpinal DiseasesAntigens, CDBiopsyLung Diseases, InterstitialS100 ProteinsDendritic Cells, FollicularLung DiseasesSkinHistiocytic Disorders, MalignantLungAntigen PresentationLymph NodesMagnetic Resonance ImagingImmunohistochemistry