Myelodysplastic SyndromesMyeloproliferative DisordersJanus Kinase 2Primary MyelofibrosisMyelodysplastic-Myeloproliferative DiseasesPolycythemia VeraThrombocythemia, EssentialAnemia, RefractoryLymphomaLeukemia, Myelomonocytic, ChronicBone Marrow NeoplasmsReceptors, ThrombopoietinAnemia, Refractory, with Excess of BlastsLeukemia, Myeloid, AcuteThrombocytosisSyndromeLymphoma, Non-HodgkinLeukemia, Myeloid, Chronic, Atypical, BCR-ABL NegativeLymphoma, B-CellBone MarrowLeukemia, MyeloidLeukemia, Myelomonocytic, JuvenileAnemia, SideroblasticMutationLymphoma, T-CellChromosomes, Human, Pair 5Lymphoma, Large B-Cell, DiffuseProto-Oncogene Proteins c-cblHematologic NeoplasmsSplenomegalyPrognosisLeukemiaHematopoietic Stem CellsAzacitidineKaryotypingLymphoma, FollicularChromosome AberrationsLeukemia, Myelogenous, Chronic, BCR-ABL PositivePhiladelphia ChromosomeBlast CrisisBone Marrow DiseasesHematologyMonosomyTreatment OutcomePreleukemiaBurkitt LymphomaDNA Mutational AnalysisJanus KinasesMyeloid Progenitor CellsThalidomideBone Marrow CellsSTAT5 Transcription FactorChromosomes, Human, Pair 7Megakaryocyte Progenitor CellsCell Transformation, NeoplasticMegakaryocytesLymphoma, B-Cell, Marginal ZoneDisease ProgressionMegakaryocyte-Erythroid Progenitor CellsNeoplasms, Second PrimaryPancytopeniaCytogenetic AnalysisTranslocation, GeneticAnemia, AplasticMutation, MissenseClonal EvolutionChromosome DeletionAcute DiseaseAntineoplastic AgentsHematopoietic Stem Cell TransplantationMyelopoiesisFusion Proteins, bcr-ablAmino Acid SubstitutionPoint MutationProtein Kinase InhibitorsProto-Oncogene ProteinsCytogeneticsGene Knock-In TechniquesDown SyndromeGranulocyte Precursor CellsLymphoma, Mantle-CellPractololSurvival AnalysisNeoplasmsHematopoiesisCell ProliferationAntimetabolites, AntineoplasticIn Situ Hybridization, FluorescenceAntigens, CD34Lymphoma, T-Cell, CutaneousChromosomes, Human, Pair 8ImmunophenotypingSurvival RateRetrospective StudiesBone Marrow ExaminationPolymerase Chain ReactionCytarabineErythropoietinPhenotypeRemission Induction