Histiocytosis, Langerhans-CellHistiocytosisLangerhans CellsDendritic CellsEosinophilic GranulomaHistiocytosis, SinusErdheim-Chester DiseaseHistiocytesHistiocytic SarcomaXanthogranuloma, JuvenileHistiocytosis, Non-Langerhans-CellAntigens, CD1Bone DiseasesVulvar DiseasesOrbital DiseasesLymphatic DiseasesDiabetes InsipidusIslets of LangerhansPolydipsiaMannose-Binding LectinsSea-Blue Histiocyte SyndromeSkin DiseasesPenile DiseasesVinblastineForeheadRemission, SpontaneousHypoaldosteronismFatal OutcomeOrbital NeoplasmsSkinAntigens, CDTomography, X-Ray ComputedPrednisoneCladribineSpinal DiseasesBiopsyS100 ProteinsLung Diseases, InterstitialLymph NodesAntigen PresentationDendritic Cells, FollicularLung DiseasesImmunohistochemistryHistiocytic Disorders, MalignantMice, Inbred C57BLLungCell DifferentiationMagnetic Resonance ImagingT-LymphocytesCells, Cultured