Histiocytosis, Langerhans-CellLangerhans CellsHistiocytosisEosinophilic GranulomaXanthogranuloma, JuvenileErdheim-Chester DiseaseHistiocytosis, SinusHistiocytesVulvar DiseasesAntigens, CD1Bone DiseasesOrbital DiseasesHistiocytic SarcomaDiabetes InsipidusPolydipsiaPenile DiseasesHistiocytosis, Non-Langerhans-CellVinblastineRemission, SpontaneousOrbital NeoplasmsSkin DiseasesPrednisoneFatal OutcomeMannose-Binding LectinsLymphatic DiseasesTomography, X-Ray ComputedBiopsyIslets of LangerhansMagnetic Resonance ImagingSkinEpidermisPentetic AcidAntineoplastic Agents, PhytogenicSea-Blue Histiocyte SyndromeLangerhans Cell Sarcoma