HistiocytesHistiocytosis, Langerhans-CellHistiocytosisHistiocytosis, SinusHistiocytic SarcomaSea-Blue Histiocyte SyndromeHistiocytosis, Non-Langerhans-CellErdheim-Chester DiseaseLymphatic DiseasesEosinophilic GranulomaHistiocytic Disorders, MalignantCell ProliferationXanthogranuloma, JuvenileLangerhans CellsOrbital DiseasesLymph NodesHistiocytoma, Benign FibrousBone DiseasesBiopsyImmunohistochemistrySkin DiseasesLymphadenitisGranulomaFatal OutcomeBipolar DisorderDiabetes InsipidusGranuloma, Plasma CellVulvar DiseasesLymphomaAntigens, CD1Immunoenzyme TechniquesMental DisordersMucinosesHodgkin DiseaseSkinS100 ProteinsAnxiety DisordersPanniculitisHypothalamic DiseasesMood DisordersLymphohistiocytosis, HemophagocyticDog DiseasesEpithelioid CellsTomography, X-Ray ComputedAntigens, Differentiation, MyelomonocyticXanthomatosisCells, CulturedMalacoplakiaHistocytochemistryMycobacterium scrofulaceumGranuloma, Lethal MidlineHistiocytic Necrotizing LymphadenitisExophthalmosCell DifferentiationBone MarrowSignal TransductionRemission, SpontaneousAntigens, CDMicroscopy, ElectronDiagnostic and Statistical Manual of Mental DisordersNucleoside Transport ProteinsAntibodies, MonoclonalCell DivisionPolydipsiaApoptosisLungT-LymphocytesLymphocytesLung DiseasesMagnetic Resonance ImagingCell Line, TumorPhenotypeLymphoma, Large B-Cell, DiffuseMacrophagesSpleen