Histiocytosis, Langerhans-CellLangerhans CellsHistiocytosisEosinophilic GranulomaHistiocytosis, SinusErdheim-Chester DiseaseHistiocytesHistiocytic SarcomaXanthogranuloma, JuvenileHistiocytosis, Non-Langerhans-CellAntigens, CD1Bone DiseasesVulvar DiseasesOrbital DiseasesMannose-Binding LectinsLymphatic DiseasesDiabetes InsipidusIslets of LangerhansPolydipsiaSkinEpidermisSkin DiseasesSea-Blue Histiocyte SyndromePenile DiseasesVinblastineLangerhans Cell SarcomaRemission, SpontaneousFatal OutcomeForeheadHypoaldosteronismOrbital NeoplasmsTomography, X-Ray ComputedPrednisoneDermatitis, ContactBiopsySpinal DiseasesAntigens, CDCladribineS100 ProteinsLung Diseases, InterstitialDendritic CellsImmunohistochemistryLung DiseasesHistiocytic Disorders, MalignantMagnetic Resonance ImagingLymph NodesLectins, C-Type